Add the Gradle Common Custom User Data Maven Extension to the NOTICE file

Author: jthurne

NOTICE

@@ -18,6 +18,8 @@ associated with each component.
     * `com.google.code.gson:gson`
   * Gradle Develocity Plugin/Extension Adapters
     * `com.gradle:develocity-maven-extension-adapters`
+  * Gradle Common Custom User Data Maven Extension
+    * `com.gradle:common-custom-user-data-maven-extension`
   * Gson on Fire
     * `io.gsonfire:gson-fire`
   * Picocli
@@ -91,6 +93,22 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 
+Gradle Common Custom User Data Maven Extension
+----------------------------------------------
+Copyright 2024 Gradle, Inc.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+
 Gson on Fire
 -------------
 Copyright 2015 Julio Viera