patches/ActionTool.py: stop adding portal_workflow to action provider by script.

product/ERP5Type/patches/ActionsTool.py

@@ -52,12 +52,8 @@ def listFilteredActionsFor(self, object=None):
     Finally, this patch detects tools that are no longer action providers and
     invokes the migration of their actions to portal_actions
     """
-    actions = []
-    listActionProviderlist = list(self.listActionProviders())
-    if 'portal_workflow' not in listActionProviderlist:
-      listActionProviderlist.append('portal_workflow')
 
-    for provider_name in listActionProviderlist:
+    for provider_name in listActionProviders():
     # Include actions from specific tools.
         provider = getattr(self, provider_name)
         if hasattr(provider, 'getActionListFor'):