Add more needed BlockStateListPopulator Methods (#8021)

patches/server/Add-missing-important-BlockStateListPopulator-method.patch

@@ -32,8 +32,35 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +    }
 +
 +    @Override
++    public int getHeight(net.minecraft.world.level.levelgen.Heightmap.Types heightmap, int x, int z) {
++        return world.getHeight(heightmap, x, z);
++    }
++
++    @Override
 +    public net.minecraft.world.level.storage.LevelData getLevelData() {
 +        return world.getLevelData();
 +    }
 +    // Paper end
  }
+diff --git a/src/main/java/org/bukkit/craftbukkit/util/DummyGeneratorAccess.java b/src/main/java/org/bukkit/craftbukkit/util/DummyGeneratorAccess.java
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
+--- a/src/main/java/org/bukkit/craftbukkit/util/DummyGeneratorAccess.java
++++ b/src/main/java/org/bukkit/craftbukkit/util/DummyGeneratorAccess.java
+@@ -0,0 +0,0 @@ public class DummyGeneratorAccess implements WorldGenLevel {
+ 
+     @Override
+     public <T> void getEntitiesByClass(Class<? extends T> clazz, Entity except, AABB box, List<? super T> into, Predicate<? super T> predicate) {}
++
++    @Override
++    public void scheduleTick(BlockPos pos, Fluid fluid, int delay) {
++    }
++
++    @Override
++    public void scheduleTick(BlockPos pos, Block block, int delay, net.minecraft.world.ticks.TickPriority priority) {
++    }
++
++    @Override
++    public void scheduleTick(BlockPos pos, Fluid fluid, int delay, net.minecraft.world.ticks.TickPriority priority) {
++    }
+     // Paper end
+ }