Fix issue ansible/ansible#59059 (#15)

When no sorting was selected, `result` was a `odict_items` which is not
subscriptable, so the slicing was failing.

plugins/callback/profile_tasks.py

@@ -172,7 +172,7 @@ class CallbackModule(CallbackBase):
         timestamp(self)
         self.current = None
 
-        results = self.stats.items()
+        results = list(self.stats.items())
 
         # Sort the tasks by the specified sort
         if self.sort_order is not None: