Clean up after some of the removals

src/main/java/com/enderio/regilite/Regilite.java

@@ -24,31 +24,24 @@
 import it.unimi.dsi.fastutil.objects.ObjectList;
 import net.minecraft.world.entity.EntityType;
 import net.minecraft.world.inventory.MenuType;
-import net.minecraft.world.item.Item;
-import net.minecraft.world.level.block.Block;
 import net.minecraft.world.level.block.entity.BlockEntityType;
 import net.neoforged.bus.api.IEventBus;
 import net.neoforged.fml.loading.FMLEnvironment;
 import net.neoforged.neoforge.data.event.GatherDataEvent;
-import net.neoforged.neoforge.fluids.FluidType;
 import net.neoforged.neoforge.registries.DeferredHolder;
 import net.neoforged.neoforge.registries.DeferredRegister;
 import org.apache.commons.lang3.NotImplementedException;
 
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
-import java.util.function.Supplier;
 
 public class Regilite {
 
  private final String modId;
 
  private final List<DeferredHolder<BlockEntityType<?>, ? extends BlockEntityType<?>>> blockentities = new ArrayList<>();
- private final List<DeferredHolder<Block, ? extends Block>> blocks = new ArrayList<>();
  private final List<DeferredHolder<EntityType<?>, ? extends EntityType<?>>> entities = new ArrayList<>();
- private final List<DeferredHolder<FluidType, ? extends FluidType>> fluids = new ArrayList<>();
- private final List<DeferredHolder<Item, ? extends Item>> items = new ArrayList<>();
  private final List<DeferredHolder<MenuType<?>, ? extends MenuType<?>>> menus = new ArrayList<>();
 
  private final RegiliteLang langModule;
@@ -174,14 +167,6 @@ public void addBlockEntities(Collection<DeferredHolder<BlockEntityType<?>, ? ext
  this.blockentities.addAll(entries);
  }
 
- public List<DeferredHolder<Block, ? extends Block>> getBlock() {
- return blocks;
- }
-
- public void addBlocks(Collection<DeferredHolder<Block, ? extends Block>> entries) {
- this.blocks.addAll(entries);
- }
-
  public List<DeferredHolder<EntityType<?>, ? extends EntityType<?>>> getEntities() {
  return entities;
  }
@@ -190,22 +175,6 @@ public void addEntities(Collection<DeferredHolder<EntityType<?>, ? extends Entit
  this.entities.addAll(entries);
  }
 
- public List<DeferredHolder<FluidType, ? extends FluidType>> getFluids() {
- return fluids;
- }
-
- public void addFluids(Collection<DeferredHolder<FluidType, ? extends FluidType>> entries) {
- this.fluids.addAll(entries);
- }
-
- public List<DeferredHolder<Item, ? extends Item>> getItems() {
- return items;
- }
-
- public void addItems(Collection<DeferredHolder<Item, ? extends Item>> entries) {
- this.items.addAll(entries);
- }
-
  public List<DeferredHolder<MenuType<?>, ? extends MenuType<?>>> getMenus() {
  return menus;
  }