disable building of unneeded parts of gdx-controllers-*

Index: extensions/gdx-controllers/pom.xml
--- extensions/gdx-controllers/pom.xml.orig
+++ extensions/gdx-controllers/pom.xml
@@ -15,9 +15,11 @@
   <modules>
     <module>gdx-controllers</module>
     <module>gdx-controllers-desktop</module>
-    <module>gdx-controllers-desktop/jni/maven</module>
     <module>gdx-controllers-lwjgl3</module>
+    <!--
+    <module>gdx-controllers-desktop/jni/maven</module>
     <module>gdx-controllers-android</module>
     <module>gdx-controllers-gwt</module>
+    -->
   </modules>
 </project>
