[servicebus]Update readme.python.md (Azure#16114)

* Update readme.python.md

* Update readme.python.md

Author: msyyc

specification/servicebus/resource-manager/readme.python.md

@@ -7,9 +7,8 @@ These settings apply only when `--track2` is specified on the command line.
 azure-arm: true
 license-header: MICROSOFT_MIT_NO_VERSION
 package-name: azure-mgmt-servicebus
+package-version: 1.0.0b1
 no-namespace-folders: true
-modelerfour:
-  lenient-model-deduplication: true
 ```
 
 ### Python multi-api
@@ -39,7 +38,7 @@ perform-load: false
 These settings apply only when `--tag=package-2021-06-preview --python` is specified on the command line.
 Please also specify `--python-sdks-folder=<path to the root directory of your azure-sdk-for-python clone>`.
 
-``` yaml $(tag) == 'package-2021-01-preview'
+``` yaml $(tag) == 'package-2021-06-preview'
 namespace: azure.mgmt.servicebus.v2021_06_01_preview
 output-folder: $(python-sdks-folder)/servicebus/azure-mgmt-servicebus/azure/mgmt/servicebus/v2021_06_01_preview
 ```
@@ -83,3 +82,8 @@ Please also specify `--python-sdks-folder=<path to the root directory of your az
 namespace: azure.mgmt.servicebus.v2015_08_01
 output-folder: $(python-sdks-folder)/servicebus/azure-mgmt-servicebus/azure/mgmt/servicebus/v2015_08_01
 ```
+
+``` yaml $(track2)
+modelerfour:
+  lenient-model-deduplication: true
+```