message: fix link to go connection.go
diff: @@ -189,7 +189,7 @@ Those flags are temporary and will be removed in the future. Those flags are her
  [java_context]: https://azuresdkdocs.blob.core.windows.net/$web/java/azure-core/1.0.0/index.html?com/azure/core/util/Context.html
  [artifact_id]: https://maven.apache.org/guides/mini/guide-naming-conventions.html
  [fluent_docs]: https://github.com/Azure/autorest.java#additional-settings-for-fluent
  -[armcore_connection]: https://github.com/Azure/azure-sdk-for-go/blob/master/sdk/armcore/connection.go
  +[armcore_connection]: https://github.com/Azure/azure-sdk-for-go/blob/main/sdk/azcore/arm/connection.go
  [debugging]: https://github.com/Azure/autorest/blob/main/docs/troubleshooting.md#debugging
  [black]: https://pypi.org/project/black/
  [ts_async_iterator]: https://www.typescriptlang.org/docs/handbook/release-notes/typescript-2-3.html#async-iterators
  