refine readme.go.md (#13906)

Co-authored-by: Your Name <[email protected]>

Author: chenjianfei2017

specification/streamanalytics/resource-manager/readme.go.md

@@ -32,4 +32,5 @@ These settings apply only when `--tag=package-2020-03-preview --go` is specified
 Please also specify `--go-sdk-folder=<path to the root directory of your azure-sdk-for-go clone>`.
 
 ``` yaml $(tag) == 'package-2020-03-preview' && $(go)
-output-folder: $(go-sdk-folder)/services/preview/$(namespace)/mgmt/2020-03-01-preview/$(namespace)
+output-folder: $(go-sdk-folder)/services/preview/$(namespace)/mgmt/2020-03-01-preview/$(namespace)
+```