[AutoPR eventgrid/resource-manager] Add eventgrid/resource-manager/readme.typescript.md#2934

AutorestCI wants to merge 1 commit intolatestAzure/azure-sdk-for-go:latestfrom

restapi_auto_generated/eventgrid-2018-10-11-91Azure/azure-sdk-for-go:restapi_auto_generated/eventgrid-2018-10-11-91Copy head branch name to clipboard