fix swagger: incorrect integration uri stage variable

Author: Andrews

example/simple-proxy-api.yaml

@@ -19,7 +19,7 @@ paths:
         responses:
           default:
             statusCode: 200
-        uri: arn:aws:apigateway:YOUR_AWS_REGION:lambda:path/2015-03-31/functions/arn:aws:lambda:YOUR_AWS_REGION:YOUR_ACCOUNT_ID:function:${stageVariables.YOUR_SERVERLESS_EXPRESS_LAMBDA_FUNCTION_NAME}/invocations
+        uri: arn:aws:apigateway:YOUR_AWS_REGION:lambda:path/2015-03-31/functions/arn:aws:lambda:YOUR_AWS_REGION:YOUR_ACCOUNT_ID:function:${stageVariables.ServerlessExpressLambdaFunctionName}/invocations
         passthroughBehavior: when_no_match
         httpMethod: POST
         type: aws_proxy
@@ -63,7 +63,7 @@ paths:
         type: string
       responses: {}
       x-amazon-apigateway-integration:
-        uri: arn:aws:apigateway:YOUR_AWS_REGION:lambda:path/2015-03-31/functions/arn:aws:lambda:YOUR_AWS_REGION:YOUR_ACCOUNT_ID:function:${stageVariables.YOUR_SERVERLESS_EXPRESS_LAMBDA_FUNCTION_NAME}/invocations
+        uri: arn:aws:apigateway:YOUR_AWS_REGION:lambda:path/2015-03-31/functions/arn:aws:lambda:YOUR_AWS_REGION:YOUR_ACCOUNT_ID:function:${stageVariables.ServerlessExpressLambdaFunctionName}/invocations
         httpMethod: POST
         type: aws_proxy
     options: