Reduce combo scaling for osu!catch (ppy#33417)

* Reduce combo scaling for osu!catch

This is a conservative reduction, a middle point between the current
scaling and the CSR proposals.

* Reduce osu!catch combo scaling further

0.45 makes little difference so let's reduce it a bit more.

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Co-authored-by: James Wilson <[email protected]>

Author: 2 people

osu.Game.Rulesets.Catch/Difficulty/CatchPerformanceCalculator.cs

@@ -51,7 +51,7 @@ protected override PerformanceAttributes CreatePerformanceAttributes(ScoreInfo s
 
             // Combo scaling
             if (catchAttributes.MaxCombo > 0)
-                value *= Math.Min(Math.Pow(score.MaxCombo, 0.8) / Math.Pow(catchAttributes.MaxCombo, 0.8), 1.0);
+                value *= Math.Min(Math.Pow(score.MaxCombo, 0.35) / Math.Pow(catchAttributes.MaxCombo, 0.35), 1.0);
 
             var difficulty = score.BeatmapInfo!.Difficulty.Clone();