expanded build-scripts/update_template_timestamp.py to include VersionDescription

Author: ChadKluck

application-infrastructure/template.yml

@@ -584,7 +584,7 @@ Resources:
     Type: "AWS::Lambda::Permission"
     Properties:
       Action: lambda:InvokeFunction
-      FunctionName: !Ref AppFunction
+      FunctionName: !Sub "${AppFunction}:live"
       Principal: apigateway.amazonaws.com
       SourceArn: !Sub arn:aws:execute-api:${AWS::Region}:${AWS::AccountId}:${WebApi}/*