Remove deprecations

src/main/java/net/minecraftforge/registries/GameData.java

@@ -969,15 +969,6 @@ public class GameData
         }
     }
 
-    /**
-     * @deprecated Use {@link #checkPrefix(String, boolean)}.
-     */
-    @Deprecated
-    public static ResourceLocation checkPrefix(String name)
-    {
-        return checkPrefix(name, true);
-    }
-
     /**
      * Check a name for a domain prefix, and if not present infer it from the
      * current active mod container.