fix(test): re-enable synapse mgmt sdk tests (Azure#33879)

fix Azure#33867

Author: archerzz

sdk/synapse/Azure.ResourceManager.Synapse/tests/ScenarioTests/WorkspaceOperationTests.cs

@@ -26,7 +26,6 @@ public async Task Initialize()
 
         [Test]
         [RecordedTest]
-        [Ignore("https://github.com/Azure/azure-sdk-for-net/issues/33867")]
         public async Task TestWorkspaceLifeCycle()
         {
             // create workspace