Disable hubzilla install for onion only

src/freedombone

     if [ ! $HUBZILLA_DOMAIN_NAME ]; then
         return
     fi
+    # For now it probably won't install as onion-only. This might change in future
+    if [[ $ONION_ONLY != "no" ]]; then
+        return
+    fi
 
     # update to the next commit
     if [ -d /var/www/$HUBZILLA_DOMAIN_NAME/htdocs ]; then