quote fix as suggested by shellcheck

scripts/core/sxmo_appmenu.sh

@@ -70,7 +70,7 @@ programchoicesinit() {
 				$(command -v ranger     >/dev/null && echo 'Ranger      ^ 0 ^ st -e ranger')
 				$(command -v sacc       >/dev/null && echo 'Sacc        ^ 0 ^ st -e sacc i-logout.cz/1/bongusta')
 				$(command -v sic        >/dev/null && echo 'Sic         ^ 0 ^ st -e sic')
-				$(command -v st         >/dev/null && echo 'St          ^ 0 ^ st -e $SHELL -l')
+				$(command -v st         >/dev/null && echo "St          ^ 0 ^ st -e $SHELL -l")
 				$(command -v surf       >/dev/null && echo 'Surf        ^ 0 ^ surf')
 				$(command -v syncthing  >/dev/null && echo 'Syncthing          ^ 0 ^ syncthing')
 				$(command -v telegram-desktop >/dev/null && echo 'Telegram     ^ 0 ^ telegram-desktop')