Compiler issues v4

patches/server/Add-drops-to-shear-events.patch

@@ -37,6 +37,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
      void shear(ServerLevel world, SoundSource shearedSoundCategory, ItemStack shears);
  
      boolean readyForShearing();
+     net.minecraft.world.level.Level level(); // Shearable API - expose default level needed for shearing.
++
 +    // Paper start - custom shear drops; ensure all implementing entities override this
 +    default java.util.List<net.minecraft.world.item.ItemStack> generateDefaultDrops(final ServerLevel serverLevel, final ItemStack shears) {
 +        return java.util.Collections.emptyList();