Warn when the mode change doesn't land in set_mode()

Author: jath03

openrgb/orgb.py

@@ -340,6 +340,9 @@ def set_mode(self, mode: Union[str, int, utils.ModeData], save: bool = False, fo
                 break
             time.sleep(0.05)
         else:
+            warnings.warn(
+                f"Device {self.name} did not confirm mode change to "
+                f"{mode.name!r}, setting it anyways")
             self.active_mode = mode.id
 
     def set_custom_mode(self):