[SB] Fix the Scope In SB Management Client (#36545)

* use the right scope for token cred

* add sastoken cred

Author: kashifkhan

sdk/servicebus/azure-servicebus/azure/servicebus/aio/management/_management_client_async.py

@@ -231,6 +231,10 @@ async def _create_forward_to_header_tokens(self, entity, kwargs):
         kwargs["headers"] = kwargs.get("headers", {})
 
         async def _populate_header_within_kwargs(uri, header):
+            if not isinstance(
+                self._credential,
+                (ServiceBusSASTokenCredential, ServiceBusSharedKeyCredential)):
+                uri = JWT_TOKEN_SCOPE
             token = (await self._credential.get_token(uri)).token
             if not isinstance(
                 self._credential,

sdk/servicebus/azure-servicebus/azure/servicebus/management/_management_client.py

@@ -229,6 +229,10 @@ def _create_forward_to_header_tokens(self, entity, kwargs):
         kwargs["headers"] = kwargs.get("headers", {})
 
         def _populate_header_within_kwargs(uri, header):
+            if not isinstance(
+                self._credential,
+                (ServiceBusSASTokenCredential, ServiceBusSharedKeyCredential)):
+                uri = JWT_TOKEN_SCOPE
             token = self._credential.get_token(uri).token
             if not isinstance(
                 self._credential,