Comma delimited emails are still considered valid. We should investig…

…ate this

app/spec/models/cbv_flow_invitation_spec.rb

@@ -11,7 +11,7 @@
     context "for all invitations" do
       context "validates email addresses" do
         context "when email address is valid" do
-          valid_email_addresses = %w[[email protected] [email protected]]
+          valid_email_addresses = %w[[email protected] [email protected] [email protected],[email protected]]
           valid_email_addresses.each do |email|
             it "#{email} is valid" do
               invitation = CbvFlowInvitation.new(valid_attributes.merge(email_address: email))