PLT-5745 Cleaning up duplicate calls (#7298)

* PLT-5745 Cleaning up duplicate calls

* Fixing missing calls

* Fixing broken test

app/command.go

@@ -46,7 +46,7 @@ func CreateCommandPost(post *model.Post, teamId string, response *model.CommandR
 	}
 
 	if response.ResponseType == model.COMMAND_RESPONSE_TYPE_IN_CHANNEL {
-		return CreatePost(post, teamId, true)
+		return CreatePostMissingChannel(post, true)
 	} else if response.ResponseType == "" || response.ResponseType == model.COMMAND_RESPONSE_TYPE_EPHEMERAL {
 		if response.Text == "" {
 			return post, nil