Fix AbstractTokenProvider.token example (#919)

mtomilov · web-flow · commit 85c05906428a · 2023-08-25T14:16:22.000+03:00
diff --git a/aiokafka/abc.py b/aiokafka/abc.py
@@ -121,7 +121,7 @@ async def token(self):
 
             class CustomTokenProvider(AbstractTokenProvider):
                 async def token(self):
-                    return asyncio.get_running_loop().run_in_executor(
+                    return await asyncio.get_running_loop().run_in_executor(
                         None, self._token)
 
                 def _token(self):
