fix: update dependencies

src/main/java/me/topchetoeu/keystrokes/engine/Fadeout.java.old

@@ -1,39 +0,0 @@
-package me.topchetoeu.keystrokes.engine;
-
-public class Fadeout {
-    public float slope;
-    public float duration;
-
-    private boolean near(float f) {
-        return near(slope, f);
-    }
-    private boolean near(float a, float b) {
-        return Math.abs(a - b) < 0.001f;
-    }
-
-    public float calculate(float delta) {
-        if (delta > duration) return 0;
-
-        if (near(0)) return 1;
-        if (near(1)) return 1 - delta / duration;
-        if (near(2)) return 1 - (float)Math.sqrt(delta / duration);
-
-        float pow = 1 / slope;
-
-        if (near(pow, Math.round(pow))) {
-            float a = delta / duration;
-            float b = 1;
-
-            for (int i = 0; i < pow; i++) b *= a;
-
-            return 1 - b;
-        }
-
-        return 1 - (float)Math.pow(delta / duration, pow); 
-    }
-
-    public Fadeout(float slope, float duration) {
-        this.slope = slope;
-        this.duration = duration;
-    }
-}