SPIGOT-6649: Call BlockFadeEvent when Nylium fades to Netherrack

By: Brokkonaut <hannos17@gmx.de>

paper-server/nms-patches/net/minecraft/world/level/block/BlockNylium.patch

@@ -0,0 +1,14 @@
+--- a/net/minecraft/world/level/block/BlockNylium.java
++++ b/net/minecraft/world/level/block/BlockNylium.java
+@@ -31,6 +31,11 @@
+     @Override
+     public void tick(IBlockData iblockdata, WorldServer worldserver, BlockPosition blockposition, Random random) {
+         if (!b(iblockdata, (IWorldReader) worldserver, blockposition)) {
++            // CraftBukkit start
++            if (org.bukkit.craftbukkit.event.CraftEventFactory.callBlockFadeEvent(worldserver, blockposition, Blocks.NETHERRACK.getBlockData()).isCancelled()) {
++                return;
++            }
++            // CraftBukkit end
+             worldserver.setTypeUpdate(blockposition, Blocks.NETHERRACK.getBlockData());
+         }
+