message: update output folder of content moderator sdk
diff: @@ -46,7 +46,7 @@ These settings apply only when `--csharp` is specified on the command line.
  ``` yaml $(csharp)
  csharp:
  namespace: Microsoft.CognitiveServices.ContentModerator
  - output-folder: out/csharp
  + output-folder: $(csharp-sdks-folder)/CognitiveServices/dataPlane/Vision/ContentModerator/ContentModerator/Generated
  ```
  ``` yaml
  