Make get_active_drop take channel game into account

twitch.py

@@ -1502,11 +1502,17 @@ class Twitch:
         if watching_channel is None:
             # if we aren't watching anything, we can't earn any drops
             return None
+        watching_game: Game | None = watching_channel.game
+        if watching_game is None:
+            # if the channel isn't playing anything in particular, we can't determine the drop
+            return None
         drops: list[TimedDrop] = []
         for campaign in self.inventory:
-            # can be earned on this channel
-            if (campaign.can_earn(watching_channel)):
-                # add only the drops we can actually earn
+            if (
+                campaign.game == watching_game
+                or campaign.has_badge_or_emote
+                and campaign.can_earn(watching_channel)
+            ):
                 drops.extend(drop for drop in campaign.drops if drop.can_earn(watching_channel))
         if drops:
             drops.sort(key=lambda d: d.remaining_minutes)