feat: remove grpc port (#98)

## Description
removed grpc port

## Motivation and Context
Since grpc port is not used, this pr aims to remove it.

## Breaking Changes
grpc port removed

## How Has This Been Tested?
- [ ] I have updated at least one of the `examples/*` to demonstrate and
validate my change(s)
- [ ] I have tested and validated these changes using one or more of the
provided `examples/*` projects
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it, then check their changes against it -->
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<!--- Please describe how you tested your changes -->
- [x] I have executed `pre-commit run -a` on my pull request
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README.md

@@ -151,7 +151,6 @@ Terraform module which creates a ecs app
 | <a name="input_ordered_placement_strategy"></a> [ordered\_placement\_strategy](#input\_ordered\_placement\_strategy) | Service level strategy rules that are taken into consideration during task placement.<br>List from top to bottom in order of precedence. The maximum number of ordered\_placement\_strategy blocks is 5.<br>See [`ordered_placement_strategy`](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/ecs_service#ordered_placement_strategy) | <pre>list(object({<br>    type  = string<br>    field = string<br>  }))</pre> | <pre>[<br>  {<br>    "field": "instanceId",<br>    "type": "spread"<br>  }<br>]</pre> | no |
 | <a name="input_organizational_unit"></a> [organizational\_unit](#input\_organizational\_unit) | Usually used to indicate the AWS organizational unit, e.g. 'prod', 'sdlc' | `string` | `null` | no |
 | <a name="input_port_gateway"></a> [port\_gateway](#input\_port\_gateway) | Define the gateway port | `number` | `8088` | no |
-| <a name="input_port_grpc"></a> [port\_grpc](#input\_port\_grpc) | Define the grpc port | `number` | `8081` | no |
 | <a name="input_port_health"></a> [port\_health](#input\_port\_health) | Define the health port | `number` | `8090` | no |
 | <a name="input_port_mappings"></a> [port\_mappings](#input\_port\_mappings) | The port mappings to configure for the container. This is a list of maps. Each map should contain "containerPort", "hostPort", and "protocol", where "protocol" is one of "tcp" or "udp". If using containers in a task with the awsvpc or host network mode, the hostPort can either be left blank or set to the same value as the containerPort | <pre>list(object({<br>    containerPort = number<br>    hostPort      = number<br>    protocol      = string<br>  }))</pre> | `[]` | no |
 | <a name="input_port_metadata"></a> [port\_metadata](#input\_port\_metadata) | Define the metadata port | `number` | `8070` | no |

main.tf

@@ -35,11 +35,6 @@ locals {
       hostPort      = 0
       protocol      = "tcp"
     },
-    {
-      containerPort = var.port_grpc
-      hostPort      = 0
-      protocol      = "tcp"
-    },
     {
       containerPort = var.port_metadata
       hostPort      = 0
@@ -56,9 +51,6 @@ locals {
     "traefik.http.routers.gateway-${module.ecs_label.id}.entrypoints"                = "gateway"
     "traefik.http.routers.gateway-${module.ecs_label.id}.service"                    = "gateway-${module.ecs_label.id}"
     "traefik.http.services.gateway-${module.ecs_label.id}.loadbalancer.server.port"  = 8088
-    "traefik.http.routers.grpc-${module.ecs_label.id}.entrypoints"                   = "grpc"
-    "traefik.http.routers.grpc-${module.ecs_label.id}.service"                       = "grpc-${module.ecs_label.id}"
-    "traefik.http.services.grpc-${module.ecs_label.id}.loadbalancer.server.port"     = 8081
     "traefik.http.routers.health-${module.ecs_label.id}.entrypoints"                 = "health"
     "traefik.http.routers.health-${module.ecs_label.id}.service"                     = "health-${module.ecs_label.id}"
     "traefik.http.services.health-${module.ecs_label.id}.loadbalancer.server.port"   = 8090

variables.tf

@@ -573,12 +573,6 @@ variable "port_gateway" {
   default     = 8088
 }
 
-variable "port_grpc" {
-  type        = number
-  description = "Define the grpc port"
-  default     = 8081
-}
-
 variable "port_health" {
   type        = number
   description = "Define the health port"