Fix thinko

src/freedombone-image-mesh

 	echo 'StartupNotify=true' >> /home/$MY_USERNAME/Desktop/tox.desktop
 
 	chmod +x /home/$MY_USERNAME/Desktop/*
-	chown ${MY_DESKTOP}:${MY_DESKTOP} /home/$MY_USERNAME/Desktop/*
+	chown ${MY_USERNAME}:${MY_USERNAME} /home/$MY_USERNAME/Desktop/*
 }
 
 function show_desktop_icons {
 	echo 'Categories=Application;' >> /home/$MY_USERNAME/Desktop/new_identity.desktop
 
 	chmod +x /home/$MY_USERNAME/Desktop/*
-	chown ${MY_DESKTOP}:${MY_DESKTOP} /home/$MY_USERNAME/Desktop/*
+	chown ${MY_USERNAME}:${MY_USERNAME} /home/$MY_USERNAME/Desktop/*
 }
 
 function disable_password_logins {