fix: possible fix for edge of episode issue

possible fix(untested) to fix an issue when exiting as next episode
countdown is active

Signed-off-by: Lance Chant <13349722+lancechant@users.noreply.github.com>

components/tv/TVNextEpisodeCountdown.tsx

@@ -131,6 +131,11 @@ export const TVNextEpisodeCountdown: FC<TVNextEpisodeCountdownProps> = ({
         }
       },
     );
+
+    // Cancel animation on unmount to prevent onFinish from firing after exit
+    return () => {
+      cancelAnimation(progress);
+    };
   }, [show, isPlaying, progress]);
 
   const progressStyle = useAnimatedStyle(() => ({