{CI} Skip test_mysql_replica_mgmt (#30212)

Author: bebound

src/azure-cli/azure/cli/command_modules/rdbms/tests/latest/test_rdbms_commands.py

@@ -894,6 +894,7 @@ def _test_aad_admin(self, resource_group, server, database_engine):
 
 class ReplicationMgmtScenarioTest(ScenarioTest):  # pylint: disable=too-few-public-methods
 
+    @live_only()
     @ResourceGroupPreparer(parameter_name='resource_group')
     def test_mysql_replica_mgmt(self, resource_group):
         self._test_replica_mgmt(resource_group, 'mysql')