Relicense under GPLv3.

Change-Id: I928320b9cfa1f91e4ce827cb65231ceae1985a31
diff --git a/pom.xml b/pom.xml
index d785cfc..200062c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -20,8 +20,8 @@
 
   <licenses>
     <license>
-      <name>GNU Affero General Public License v3.0 or later</name>
-      <url>https://www.gnu.org/licenses/agpl-3.0.html</url>
+      <name>GNU General Public License v3.0 or later</name>
+      <url>https://www.gnu.org/licenses/gpl-3.0.html</url>
     </license>
   </licenses>