Initial 1.18 update

patches/server/Fix-sand-duping.patch

@@ -21,7 +21,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +        // Paper end - fix sand duping
          if (this.blockState.isAir()) {
              this.discard();
-         } else if (this.level.isClientSide && this.removeAtMillis > 0L) {
+         } else {
 @@ -0,0 +0,0 @@ public class FallingBlockEntity extends Entity {
  
              this.move(MoverType.SELF, this.getDeltaMovement());