Update to Minecraft 1.21.2

By: md_5 <git@md-5.net>

paper-server/nms-patches/net/minecraft/world/level/chunk/IChunkAccess.patch

@@ -24,11 +24,15 @@
  
      private static void replaceMissingSections(IRegistry<BiomeBase> iregistry, ChunkSection[] achunksection) {
          for (int i = 0; i < achunksection.length; ++i) {
-@@ -270,10 +279,11 @@
- 
-     public void setUnsaved(boolean flag) {
-         this.unsaved = flag;
-+        if (!flag) this.persistentDataContainer.dirty(false); // CraftBukkit - SPIGOT-6814: chunk was saved, pdc is no longer dirty
+@@ -275,6 +284,7 @@
+     public boolean tryMarkSaved() {
+         if (this.unsaved) {
+             this.unsaved = false;
++            this.persistentDataContainer.dirty(false); // CraftBukkit - SPIGOT-6814: chunk was saved, pdc is no longer dirty
+             return true;
+         } else {
+             return false;
+@@ -282,7 +292,7 @@
      }
  
      public boolean isUnsaved() {
@@ -37,14 +41,14 @@
      }
  
      public abstract ChunkStatus getPersistedStatus();
-@@ -449,6 +459,27 @@
+@@ -458,6 +468,27 @@
          }
      }
  
 +    // CraftBukkit start
 +    public void setBiome(int i, int j, int k, Holder<BiomeBase> biome) {
 +        try {
-+            int l = QuartPos.fromBlock(this.getMinBuildHeight());
++            int l = QuartPos.fromBlock(this.getMinY());
 +            int i1 = l + QuartPos.fromBlock(this.getHeight()) - 1;
 +            int j1 = MathHelper.clamp(j, l, i1);
 +            int k1 = this.getSectionIndex(QuartPos.toBlock(j1));