message: remove superfluous directory name from Go SDK
diff: @@ -23,7 +23,7 @@ These settings apply only when `--tag=package-2018-07-01 --go` is specified on t
  Please also specify `--go-sdk-folder=<path to the root directory of your azure-sdk-for-go clone>`.
  ``` yaml $(tag) == 'package-2018-07-01' && $(go)
  -output-folder: $(go-sdk-folder)/services/stable/storagesync/mgmt/2018-07-01/storagesync
  +output-folder: $(go-sdk-folder)/services/storagesync/mgmt/2018-07-01/storagesync
  ```
  ### Tag: package-2018-04-02 and go
  