searx permissions

src/freedombone-app-searx

 function searx_set_default_background {
     if [ -f ~/freedombone/img/backgrounds/searx.jpg ]; then
         cp ~/freedombone/img/backgrounds/searx.jpg /etc/searx/searx/static/themes/courgette/img/bg-body-index.jpg
+        chown -R searx:searx ${SEARX_PATH}/searx
     else
         if [ -f /home/$MY_USERNAME/freedombone/img/backgrounds/searx.jpg ]; then
             cp /home/$MY_USERNAME/freedombone/img/backgrounds/searx.jpg /etc/searx/searx/static/themes/courgette/img/bg-body-index.jpg
+            chown -R searx:searx ${SEARX_PATH}/searx
         fi
     fi
 }