add missing packages to readme.go.md (#13008)

Author: WodansSon

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

@@ -20,6 +20,7 @@ batch:
   - tag: package-2019-03
   - tag: package-2019-06
   - tag: package-2019-11
+  - tag: package-2020-10
 ```
 
 ### Tag: package-2017-09 and go
@@ -84,3 +85,12 @@ Please also specify `--go-sdk-folder=<path to the root directory of your azure-s
 ``` yaml $(tag) == 'package-2019-11' && $(go)
 output-folder: $(go-sdk-folder)/services/preview/monitor/mgmt/2019-11-01-preview/$(namespace)
 ```
+
+### Tag: package-2020-10 and go
+
+These settings apply only when `--tag=package-2020-10 --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-2020-10' && $(go)
+output-folder: $(go-sdk-folder)/services/monitor/mgmt/2020-10-01/$(namespace)
+```

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

@@ -13,13 +13,23 @@ go:
 
 ``` yaml $(go) && $(multiapi)
 batch:
+  - tag: package-2020-09
   - tag: package-2020-06
   - tag: package-2019-08
   - tag: package-2018-02
   - tag: package-2016-09
   - tag: package-2015-08-preview
 ```
 
+### Tag: package-2020-09 and go
+
+These settings apply only when `--tag=package-2020-09 --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-2020-09' && $(go)
+output-folder: $(go-sdk-folder)/services/$(namespace)/mgmt/2020-09-01/$(namespace)
+```
+
 ### Tag: package-2020-06 and go
 
 These settings apply only when `--tag=package-2020-06 --go` is specified on the command line.