Negate "hasCollision" for isTranslucent()

worldedit-bukkit/src/main/java/com/boydti/fawe/bukkit/adapter/mc1_15_2/BlockMaterial_1_15_2.java

@@ -23,7 +23,7 @@ public class BlockMaterial_1_15_2 implements BlockMaterial {
         this.material = defaultState.getMaterial();
         this.craftBlockData = CraftBlockData.fromData(defaultState);
         this.craftMaterial = craftBlockData.getMaterial();
-        this.isTranslucent = ReflectionUtil.getField(Block.class, block, "v");
+        this.isTranslucent = !(boolean) ReflectionUtil.getField(Block.class, block, "v");
     }
 
     public Block getBlock() {