[fixes #3450] Add support for extension methods on records

test/transform/resource/after-delombok/ExtensionMethodOnRecord.java

@@ -0,0 +1,12 @@
+// version 14:
+public record ExtensionMethodOnRecord() {
+	public void test() {
+		ExtensionMethodOnRecord.Extensions.intValue("1");
+	}
+
+	static class Extensions {
+		public static Integer intValue(String s) {
+			return Integer.valueOf(s);
+		}
+	}
+}