[ci skip] Add more identifying patch comments

patches/server/fix-Jigsaw-block-kicking-user.patch

@@ -18,7 +18,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +        if (holder == null) {
 +            return;
 +        }
-+        // Paper end
++        // Paper end - Replace getHolderOrThrow with a null check
          JigsawPlacement.generateJigsaw(world, holder, this.target, maxDepth, blockPos, keepJigsaws);
      }