Fix typo

Author: onebeastchris

core/src/main/java/org/geysermc/geyser/level/physics/CollisionManager.java

@@ -59,7 +59,7 @@
 public class CollisionManager {
     public static final BlockCollision SOLID_COLLISION = new SolidCollision(null);
     public static final BlockCollision FLUID_COLLISION = new OtherCollision(new BoundingBox[]{new BoundingBox(0.5, 0.25, 0.5, 1, 0.5, 1)});
-    // If you read this, feel free to suggest a more proper way to detect alse
+    // If you read this, feel free to suggest a more proper way to detect else
     public static final double POSITION_ADJUSTMENT_MARGIN = 0.05;
 
     private final GeyserSession session;