gui: Add missing quote char
gui: Add missing quote char

imsodin/syncthing,imsodin/syncthing,AudriusButkevicius/syncthing,xduugu/syncthing,xduugu/syncthing,AudriusButkevicius/syncthing,xduugu/syncthing,wweich/syncthing,syncthing/syncthing,syncthing/syncthing,imsodin/syncthing,AudriusButkevicius/syncthing,imsodin/syncthing,wweich/syncthing,imsodin/syncthing,xduugu/syncthing,wweich/syncthing,AudriusButkevicius/syncthing,syncthing/syncthing,syncthing/syncthing,syncthing/syncthing,syncthing/syncthing,wweich/syncthing