chore: mark creaking entity type as experimental

1.21.3 removed the transient entity type entirely.

Author: gabizou

src/main/java/org/spongepowered/api/entity/EntityTypes.java

@@ -24,6 +24,7 @@
  */
 package org.spongepowered.api.entity;
 
+import org.jetbrains.annotations.ApiStatus;
 import org.spongepowered.api.ResourceKey;
 import org.spongepowered.api.Sponge;
 import org.spongepowered.api.entity.display.BlockDisplay;
@@ -158,6 +159,7 @@
 import org.spongepowered.api.registry.RegistryScope;
 import org.spongepowered.api.registry.RegistryScopes;
 import org.spongepowered.api.registry.RegistryTypes;
+import org.spongepowered.api.util.annotation.Experimental;
 
 /**
  * <!-- This file is automatically generated. Any manual changes will be overwritten. -->
@@ -224,8 +226,15 @@ public final class EntityTypes {
 
     public static final DefaultedRegistryReference<EntityType<Cow>> COW = EntityTypes.key(ResourceKey.minecraft("cow"));
 
+    @Experimental("winter_drop")
+    @ApiStatus.Experimental
     public static final DefaultedRegistryReference<EntityType<Creaking>> CREAKING = EntityTypes.key(ResourceKey.minecraft("creaking"));
 
+    /**
+     * @deprecated Use {@link #CREAKING} and add a {@link org.spongepowered.api.data.Keys#HOME_POSITION} value to the entity.
+     */
+    @Experimental("winter_drop")
+    @Deprecated(forRemoval = true, since = "13")
     public static final DefaultedRegistryReference<EntityType<Creaking>> CREAKING_TRANSIENT = EntityTypes.key(ResourceKey.minecraft("creaking_transient"));
 
     public static final DefaultedRegistryReference<EntityType<Creeper>> CREEPER = EntityTypes.key(ResourceKey.minecraft("creeper"));