Take into consideration member timeouts in permission calculations

discord/permissions.py

@@ -151,6 +151,13 @@ class Permissions(BaseFlags):
         """
         return cls(0b11111111111111111111111111111111111111111)
 
+    @classmethod
+    def _timeout_mask(cls) -> int:
+        p = cls.all()
+        p.view_channel = False
+        p.read_message_history = False
+        return ~p.value
+
     @classmethod
     def all_channel(cls) -> Self:
         """A :class:`Permissions` with all channel-specific permissions set to