use BlockFormEvent for mud converting into clay (#8398)

Co-authored-by: Legitimoose <legitimoose@gmail.com>

patches/server/0918-use-BlockFormEvent-for-mud-converting-into-clay.patch

@@ -0,0 +1,25 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Legitimoose <legitimoose@gmail.com>
+Date: Thu, 29 Sep 2022 16:25:50 -0700
+Subject: [PATCH] use BlockFormEvent for mud converting into clay
+
+
+diff --git a/src/main/java/net/minecraft/world/level/block/PointedDripstoneBlock.java b/src/main/java/net/minecraft/world/level/block/PointedDripstoneBlock.java
+index ef15adf66ea994d15a7d2718dd3d22cd07c31f98..ce4265a9cf01db335a6a88b91ae5e6ff4518ef92 100644
+--- a/src/main/java/net/minecraft/world/level/block/PointedDripstoneBlock.java
++++ b/src/main/java/net/minecraft/world/level/block/PointedDripstoneBlock.java
+@@ -213,10 +213,13 @@ public class PointedDripstoneBlock extends Block implements Fallable, SimpleWate
+                             if (((PointedDripstoneBlock.FluidInfo) optional.get()).sourceState.is(Blocks.MUD) && fluidtype == Fluids.WATER) {
+                                 BlockState iblockdata1 = Blocks.CLAY.defaultBlockState();
+ 
+-                                world.setBlockAndUpdate(((PointedDripstoneBlock.FluidInfo) optional.get()).pos, iblockdata1);
++                                // Paper start
++                                if (org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockFormEvent(world, ((PointedDripstoneBlock.FluidInfo) optional.get()).pos, iblockdata1)) {
+                                 Block.pushEntitiesUp(((PointedDripstoneBlock.FluidInfo) optional.get()).sourceState, iblockdata1, world, ((PointedDripstoneBlock.FluidInfo) optional.get()).pos);
+                                 world.gameEvent(GameEvent.BLOCK_CHANGE, ((PointedDripstoneBlock.FluidInfo) optional.get()).pos, GameEvent.Context.of(iblockdata1));
+                                 world.levelEvent(1504, blockposition1, 0);
++                                }
++                                //Paper end
+                             } else {
+                                 BlockPos blockposition2 = PointedDripstoneBlock.findFillableCauldronBelowStalactiteTip(world, blockposition1, fluidtype);
+