fix: Missing cache for custom item models causing lags

src/texturePacks/java/moe/nea/firmament/features/texturepack/CustomSkyBlockTextures.kt

@@ -44,6 +44,7 @@ object CustomSkyBlockTextures : FirmamentFeature {
 	val allItemCaches by lazy {
 		listOf(
 			skullTextureCache.cache,
+			CustomItemModelEvent.cache.cache,
 			CustomGlobalArmorOverrides.overrideCache.cache
 		)
 	}

src/texturePacks/java/moe/nea/firmament/mixins/custommodels/ReplaceItemModelPatch.java

@@ -27,10 +27,6 @@ public class ReplaceItemModelPatch {
 	@Final
 	private Function<Identifier, ItemModel> modelGetter;
 
-	@Inject(method = "<init>", at = @At("TAIL"))
-	private void saveMissingModel(BakedModelManager bakedModelManager, CallbackInfo ci) {
-	}
-
 	@Unique
 	private boolean hasModel(Identifier identifier) {
 		return !(modelGetter.apply(identifier) instanceof MissingItemModel);