Switch a few more places to use Java 17 features

New ErrorProne hint, and one which is actually pretty useful!

projects/web/src/builder/java/cc/tweaked/web/builder/TransformingClassLoader.java

@@ -168,6 +168,7 @@ public class TransformingClassLoader extends ClassLoader {
         }
     }
 
+    @SuppressWarnings("ArrayRecordComponent")
     private record TransformedClass(String name, byte[] contents) {
     }
 }