Don't process MessageEmpty in get_dialogs

JosXa · web-flow · commit b8934ae17c9b · 2020-12-01T21:55:33.000+01:00
Prevent
```
  File "C:\Users\INT002327\AppData\Local\pypoetry\Cache\virtualenvs\josxabot-c3BmTbt9-py3.8\lib\site-packages\pyrogram\methods\chats\get_dialogs.py", line 92, in get_dialogs
    to_id = message.to_id
            └ pyrogram.raw.types.MessageEmpty(id=2767691)

AttributeError: 'MessageEmpty' object has no attribute 'to_id'
```
diff --git a/pyrogram/methods/chats/get_dialogs.py b/pyrogram/methods/chats/get_dialogs.py
@@ -89,6 +89,9 @@ async def get_dialogs(
         messages = {}
 
         for message in r.messages:
+            if message.empty:
+                continue
+            
             peer_id = message.peer_id
 
             if isinstance(peer_id, raw.types.PeerUser):
