Merge pull request #15812 from cThrice/patch-3

Fixes #15745 playbook include: Conditional scoping

lib/ansible/playbook/playbook_include.py

@@ -96,7 +96,7 @@ class PlaybookInclude(Base, Conditional, Taggable):
             # plays. If so, we can take a shortcut here and simply prepend them to
             # those attached to each block (if any)
             if forward_conditional:
-                for task_block in entry.tasks:
+                for task_block in entry.pre_tasks + entry.roles + entry.tasks + entry.post_tasks:
                     task_block.when = self.when[:] + task_block.when
 
         return pb