Fix argon song progress bar tooltip showing during active gameplay

Closes https://github.com/ppy/osu/issues/30197.

Pretty bad one, might be worth a hotfix...

osu.Game/Screens/Play/HUD/ArgonSongProgressBar.cs

@@ -41,6 +41,9 @@ public LocalisableString TooltipText
         {
             get
             {
+                if (!Interactive)
+                    return default;
+
                 double progress = Math.Clamp(lastMouseX, 0, DrawWidth) / DrawWidth;
 
                 TimeSpan currentSpan = TimeSpan.FromMilliseconds(Math.Round((EndTime - StartTime) * progress));