Rename registry resource enum

src/main/java/net/minestom/server/entity/EntityTypeLoader.java

@@ -97,13 +97,11 @@ final class EntityTypeLoader {
 
     static {
         // Load data from file
-        JsonObject entities = Registry.load(Registry.Resource.ENTITY);
+        JsonObject entities = Registry.load(Registry.Resource.ENTITIES);
         entities.entrySet().forEach(entry -> {
             final String namespace = entry.getKey();
             final JsonObject entityObject = entry.getValue().getAsJsonObject();
 
-            final var metaSupplier = ENTITY_META_SUPPLIER.get(namespace);
-
             final var entityType = new EntityTypeImpl(Registry.entity(namespace, entityObject, null));
             ENTITY_ID_MAP.put(entityType.id(), entityType);
             NAMESPACE_MAP.put(namespace, entityType);

src/main/java/net/minestom/server/instance/block/BlockLoader.java

@@ -53,7 +53,7 @@ final class BlockLoader {
 
     static {
         // Load data from file
-        JsonObject blocks = Registry.load(Registry.Resource.BLOCK);
+        JsonObject blocks = Registry.load(Registry.Resource.BLOCKS);
         blocks.entrySet().forEach(entry -> {
             final String blockNamespace = entry.getKey();
             final JsonObject blockObject = entry.getValue().getAsJsonObject();

src/main/java/net/minestom/server/item/MaterialLoader.java

@@ -45,7 +45,7 @@ final class MaterialLoader {
 
     static {
         // Load data from file
-        JsonObject materials = Registry.load(Registry.Resource.ITEM);
+        JsonObject materials = Registry.load(Registry.Resource.ITEMS);
         materials.entrySet().forEach(entry -> {
             final String namespace = entry.getKey();
             final JsonObject materialObject = entry.getValue().getAsJsonObject();

src/main/java/net/minestom/server/registry/Registry.java

@@ -40,9 +40,9 @@ public class Registry {
     }
 
     public enum Resource {
-        BLOCK("blocks"),
-        ITEM("items"),
-        ENTITY("entities");
+        BLOCKS("blocks"),
+        ITEMS("items"),
+        ENTITIES("entities");
 
         private final String name;