update post-review

sopel/bot.py

@@ -717,12 +717,12 @@ def _update_running_triggers(self, running_triggers):
         :param list running_triggers: new started threads
 
         We want to keep track of running triggers, mostly for testing and
-        debugging purpose. For instance, it'll help make sure, in test, that
+        debugging purposes. For instance, it'll help make sure, in tests, that
         a bot's plugin finished processing of a trigger, by manually joining
         all running threads.
 
-        This is kept private, as this is pure internal machinery and isn't made
-        to be manipulated by an outside code.
+        This is kept private, as this is pure internal machinery and isn't
+        meant to be manipulated by an outside code.
         """
         # update bot's global running triggers
         with self._running_triggers_lock: