Updating readme.go

Author: pratimaupadhyay02

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

@@ -13,13 +13,23 @@ go:
 
 ``` yaml $(go) && $(multiapi)
 batch:
+-   tag: package-2021-10
   - tag: package-2021-08
   - tag: package-2021-06
   - tag: package-2021-02
   - tag: package-2018-07
   - tag: package-2018-01
   - tag: package-2016-08
 ```
+### Tag: package-2021-10 and go
+
+These settings apply only when `--tag=package-2021-10 --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-2021-10' && $(go)
+output-folder: $(go-sdk-folder)/services/recoveryservices/mgmt/2021-10-01/$(namespace)
+```
+
 ### Tag: package-2021-08 and go
 
 These settings apply only when `--tag=package-2021-08 --go` is specified on the command line.