Resolve breaking changes

Author: LumpBloom7

osu.Game.Rulesets.Rush/Mods/RushModAutoplay.cs

@@ -4,14 +4,13 @@
 using System.Collections.Generic;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Mods;
-using osu.Game.Rulesets.Rush.Objects;
 using osu.Game.Rulesets.Rush.Replays;
 using osu.Game.Scoring;
 using osu.Game.Users;
 
 namespace osu.Game.Rulesets.Rush.Mods
 {
-    public class RushModAutoplay : ModAutoplay<RushHitObject>
+    public class RushModAutoplay : ModAutoplay
     {
         public override Score CreateReplayScore(IBeatmap beatmap, IReadOnlyList<Mod> mods) => new Score
         {

osu.Game.Rulesets.Rush/RushDifficultyCalculator.cs

@@ -1,6 +1,7 @@
 // Copyright (c) Shane Woolcock. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using osu.Game.Beatmaps;
@@ -25,6 +26,6 @@ protected override DifficultyAttributes CreateDifficultyAttributes(IBeatmap beat
 
         protected override IEnumerable<DifficultyHitObject> CreateDifficultyHitObjects(IBeatmap beatmap, double clockRate) => Enumerable.Empty<DifficultyHitObject>();
 
-        protected override Skill[] CreateSkills(IBeatmap beatmap, Mod[] mods) => new Skill[0];
+        protected override Skill[] CreateSkills(IBeatmap beatmap, Mod[] mods, double clockRate) => Array.Empty<Skill>();
     }
 }