Try placeholder sns instead of description changes

spire/templates/shared-ecs/asg-sg.yml

@@ -4,7 +4,7 @@ Transform: AWS::Serverless-2016-10-31
 
 Description: >-
   Creates the primary security group for the shared ECS ASG instances. It is
-  created here in a discrete stack to prevent some circular dependencies
+  created here in a discrete stack to prevent some circular dependencies.
 
 Parameters:
   EnvironmentType: { Type: String }
@@ -14,6 +14,7 @@ Parameters:
   LoadBalancerSecurityGroupId: { Type: AWS::EC2::SecurityGroup::Id }
 
 Resources:
+  Placeholder: { Type: AWS::SNS::Topic }
   InstanceSecurityGroup:
     Type: AWS::EC2::SecurityGroup
     Properties:

spire/templates/shared-ecs/asg.yml

@@ -7,7 +7,7 @@ Description: >-
   cluster. Also creates a capacity provider associated with the shared ECS
   cluster that helps manage the size of the ASG. Instances launched from the
   ASG allow all outbound traffic. Inbound traffic is permitted using several
-  security groups. Instances in the ASG are launched in public subnets
+  security groups. Instances in the ASG are launched in public subnets.
 
 Parameters:
   kStagingImageId:
@@ -54,6 +54,7 @@ Conditions:
   KeepAsgAlive: !And [!Condition IsProduction, !Condition IsPrimaryRegion]
 
 Resources:
+  Placeholder: { Type: AWS::SNS::Topic }
   InstanceProfile:
     Type: AWS::IAM::InstanceProfile
     Properties:

spire/templates/shared-redis/cluster.yml

@@ -4,7 +4,7 @@ AWSTemplateFormatVersion: "2010-09-09"
 Description: >-
   Creates a Redis cluster intended to be used by several applications. The
   cluster's security group will allow only traffic from a security group
-  provided as a stack parameter
+  provided as a stack parameter.
 
 Parameters:
   RootStackName: { Type: String }
@@ -21,6 +21,7 @@ Conditions:
   IsProduction: !Equals [!Ref EnvironmentType, Production]
 
 Resources:
+  Placeholder: { Type: AWS::SNS::Topic }
   RedisSubnetGroup:
     Type: AWS::ElastiCache::SubnetGroup
     Properties:

spire/templates/shared-redis/security-groups.yml

@@ -5,7 +5,7 @@ Transform: AWS::Serverless-2016-10-31
 Description: >-
   Creates security groups for the shared Redis cluster and for the clients that
   connect to the cluster. They are created in this stack to prevent circular
-  dependencies
+  dependencies.
 
 Parameters:
   EnvironmentType: { Type: String }
@@ -14,6 +14,7 @@ Parameters:
   VpcId: { Type: AWS::EC2::VPC::Id }
 
 Resources:
+  Placeholder: { Type: AWS::SNS::Topic }
   # The Redis cluster belongs to this security group. It allows traffic from
   # the client security group.
   ClusterSecurityGroup:

spire/templates/shared-vpc/flow-logs.yml

@@ -1,7 +1,7 @@
 # stacks/shared-vpc/flow-logs.yml
 AWSTemplateFormatVersion: "2010-09-09"
 
-Description: Creates VPC flow logs for the shared VPC
+Description: Creates VPC flow logs for the shared VPC.
 
 Parameters:
   EnvironmentType: { Type: String }
@@ -13,6 +13,7 @@ Conditions:
   IsProduction: !Equals [!Ref EnvironmentType, Production]
 
 Resources:
+  Placeholder: { Type: AWS::SNS::Topic }
   FlowLogGroup:
     Type: AWS::Logs::LogGroup
     DeletionPolicy: Delete

spire/templates/shared-vpc/gateway-endpoints.yml

@@ -1,7 +1,7 @@
 # stacks/shared-vpc/gateway-endpoints.yml
 AWSTemplateFormatVersion: "2010-09-09"
 
-Description: Creates various Gateway VPC endpoints in the shared VPC.
+Description: Creates various Gateway VPC endpoints in the shared VPC
 
 Parameters:
   EnvironmentType: { Type: String }
@@ -14,6 +14,7 @@ Parameters:
 
 # https://docs.aws.amazon.com/vpc/latest/userguide/vpce-gateway.html
 Resources:
+  Placeholder: { Type: AWS::SNS::Topic }
   S3Endpoint:
     Type: AWS::EC2::VPCEndpoint
     Properties:

spire/templates/shared-vpc/interface-endpoints.yml

@@ -26,7 +26,7 @@ Description: >-
   Creates various Interface VPC endpoints in the shared VPC. These are
   primarily intended to support access for instances and tasks in private
   networks, but are also utilized by instances and tasks in public networks by
-  virtue of how the Endpoints function
+  virtue of how the Endpoints function.
 
 Parameters:
   EnvironmentType: { Type: String }
@@ -56,6 +56,7 @@ Parameters:
 
 # https://docs.aws.amazon.com/vpc/latest/userguide/vpce-interface.html
 Resources:
+  Placeholder: { Type: AWS::SNS::Topic }
   # Each XxxEndpointsAccessSecurityGroup is designed so that resources, such as
   # EC2 instances, ECS tasks, Lambda functions, etc, can be added to the group
   # and have access to the associated VPC Endpoint service or services.

spire/templates/shared-vpc/private-network-acl.yml

@@ -3,7 +3,7 @@ AWSTemplateFormatVersion: "2010-09-09"
 
 Description: >-
   Creates a Network ACL and rules for subnets of the private subnets in the
-  shared VPC
+  shared VPC.
 
 Parameters:
   EnvironmentType: { Type: String }
@@ -14,6 +14,7 @@ Parameters:
   VpcIpv6CidrBlocks: { Type: CommaDelimitedList }
 
 Resources:
+  Placeholder: { Type: AWS::SNS::Topic }
   PrivateNetworkAcl:
     Type: AWS::EC2::NetworkAcl
     Properties:

spire/templates/shared-vpc/private-subnets.yml

@@ -3,7 +3,7 @@ AWSTemplateFormatVersion: "2010-09-09"
 
 Description: >-
   Creates private subnets in the shared VPC, which have no internet gateway,
-  and a route table for the subnets
+  and a route table for the subnets.
 
 Parameters:
   EnvironmentType: { Type: String }
@@ -16,6 +16,7 @@ Parameters:
   NetworkAclName: { Type: String }
 
 Resources:
+  Placeholder: { Type: AWS::SNS::Topic }
   AvailabilityZoneSelectorService:
     Type: Custom::AvailabilityZoneSelector
     Properties:

spire/templates/shared-vpc/public-network-acl.yml

@@ -3,7 +3,7 @@ AWSTemplateFormatVersion: "2010-09-09"
 
 Description: >-
   Creates a Network ACL and rules for subnets of the public subnets in the
-  shared VPC
+  shared VPC.
 
 Parameters:
   EnvironmentType: { Type: String }
@@ -14,6 +14,7 @@ Parameters:
   VpcIpv6CidrBlocks: { Type: CommaDelimitedList }
 
 Resources:
+  Placeholder: { Type: AWS::SNS::Topic }
   PublicNetworkAcl:
     Type: AWS::EC2::NetworkAcl
     Properties:

spire/templates/shared-vpc/public-subnets.yml

@@ -3,7 +3,7 @@ AWSTemplateFormatVersion: "2010-09-09"
 
 Description: >-
   Creates public subnets in the shared VPC, along with the internet gateway
-  that makes them public, and a route table for the subnets and gateway
+  that makes them public, and a route table for the subnets and gateway.
 
 Parameters:
   EnvironmentType: { Type: String }
@@ -16,6 +16,7 @@ Parameters:
   NetworkAclName: { Type: String }
 
 Resources:
+  Placeholder: { Type: AWS::SNS::Topic }
   AvailabilityZoneSelectorService:
     Type: Custom::AvailabilityZoneSelector
     Properties: