Fix #180 - include ALv2 info in NOTICE

Signed-off-by: Mark Thomas <markt@apache.org>

NOTICE.md

@@ -22,9 +22,12 @@ http://www.eclipse.org/legal/epl-2.0. This Source Code may also be made
 available under the following Secondary Licenses when the conditions for such
 availability set forth in the Eclipse Public License v. 2.0 are satisfied: GNU
 General Public License, version 2 with the GNU Classpath Exception which is
-available at https://www.gnu.org/software/classpath/license.html.
+available at https://www.gnu.org/software/classpath/license.html. Portions of 
+this program and the accompanying materials are made available under the terms 
+of the Apache License, version 2.0 which is available at 
+https://www.apache.org/licenses/LICENSE-2.0.
 
-SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
+SPDX-License-Identifier: (EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0) AND Apache-2.0
 
 ## Source Code