Remove the problematic api-version in operationalinsights (Azure#11857)

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

@@ -15,7 +15,6 @@ go:
 batch:
   - tag: package-2015-03
   - tag: package-2015-11-preview
-  - tag: package-2019-08-preview
   - tag: package-2020-03-preview
   - tag: package-2020-10
   - tag: package-2020-08
@@ -30,15 +29,6 @@ Please also specify `--go-sdk-folder=<path to the root directory of your azure-s
 output-folder: $(go-sdk-folder)/services/$(namespace)/mgmt/2015-03-20/$(namespace)
 ```
 
-### Tag: package-2019-08-preview and go
-
-These settings apply only when `--tag=package-2019-08-preview --go` is specified on the command line.
-Please also specify `--go-sdk-folder=<path to the root directory of your azure-sdk-for-go clone>`.
-
-``` yaml $(tag) == 'package-2019-08-preview' && $(go)
-output-folder: $(go-sdk-folder)/services/preview/$(namespace)/mgmt/2019-08-01-preview/$(namespace)
-```
-
 ### Tag: package-2015-11-preview and go
 
 These settings apply only when `--tag=package-2015-11-preview --go` is specified on the command line.