Only expand '~' based on become_user/remote_user

Change brought forward from #00c023e in stable-2.5.

Closes #39281 (bug report)
Closes #39540 (PR with substantially the same change)

lib/ansible/plugins/action/__init__.py

@@ -567,7 +567,8 @@ class ActionBase(with_metaclass(ABCMeta, object)):
         split_path = path.split(os.path.sep, 1)
         expand_path = split_path[0]
 
-        if sudoable and expand_path == '~' and self._play_context.become and self._play_context.become_user:
+        if expand_path == '~':
+            if sudoable and self._play_context.become and self._play_context.become_user:
                 expand_path = '~%s' % self._play_context.become_user
             else:
                 # use remote user instead, if none set default to current user