Allow no-dumper custom brackets

Signed-off-by: TheSilkMiner <thesilkminer@outlook.com>

Common/src/main/java/com/blamejared/contenttweaker/core/api/plugin/CustomBracketRegistration.java

@@ -12,4 +12,8 @@ public interface CustomBracketRegistration {
     default void registerBracket(final String name, final BracketExpressionParser parser, final Supplier<Stream<String>> dumper) {
         this.registerBracket(name, parser, new IBracketParserRegistrationHandler.DumperData(null, dumper));
     }
+
+    default void registerBracket(final String name, final BracketExpressionParser parser) {
+        this.registerBracket(name, parser, (IBracketParserRegistrationHandler.DumperData) null);
+    }
 }

Common/src/main/java/com/blamejared/contenttweaker/vanilla/zen/bracket/ContentTweakerVanillaBrackets.java

@@ -1,27 +1,12 @@
 package com.blamejared.contenttweaker.vanilla.zen.bracket;
 
 import com.blamejared.contenttweaker.core.api.plugin.CustomBracketRegistration;
-import com.blamejared.crafttweaker.api.plugin.IBracketParserRegistrationHandler;
-import org.openzen.zenscript.parser.BracketExpressionParser;
-
-import java.util.function.Supplier;
-import java.util.stream.Stream;
 
 public final class ContentTweakerVanillaBrackets {
     private ContentTweakerVanillaBrackets() {}
 
     public static void register(final CustomBracketRegistration registration) {
-        withCommand(registration, "item", new ItemBracketExpressionParser(), "contenttweaker_items", ItemBracketExpressionParser::dump);
+        registration.registerBracket("item", new ItemBracketExpressionParser()); // Dump already available through CT
         registration.registerBracket("tab", new CreativeTabBracketExpressionParser(), CreativeTabBracketExpressionParser::dump);
     }
-
-    private static void withCommand(
-            final CustomBracketRegistration reg,
-            final String name,
-            final BracketExpressionParser parser,
-            final String sub,
-            final Supplier<Stream<String>> dumper
-    ) {
-        reg.registerBracket(name, parser, new IBracketParserRegistrationHandler.DumperData(sub, dumper));
-    }
 }