sxmo: fix inputhandler hook loic errors

hosts/modules/gui/sxmo/hooks/sxmo_hook_inputhandler.sh

@@ -35,8 +35,7 @@ handle_with() {
 # - "lock" => display on but touchscreen disabled
 # - "proximity{lock,unlock}" => intended for when in a phone call
 
-case "$STATE" in
-  "unlock")
+if [ "$STATE" = "unlock" ]; then
   case "$ACTION" in
     # powerbutton_one: intentional default to no-op
     # powerbutton_two: intentional default to screenoff
@@ -65,20 +64,19 @@ case "$STATE" in
       handle_with sxmo_terminal.sh
       ;;
   esac
-    ;;
+fi
 
-  "lock"|"screenoff")
+if [ "$STATE" = "screenoff" ]; then
   case "$ACTION" in
     "powerbutton_two")
       # power twice => toggle media player
       handle_with playerctl play-pause
       ;;
   esac
-    ;;
+fi
 
-  *)
-    # default actions
-    case "$ACTION" in
+# default actions
+case "$ACTION" in
   "powerbutton_one")
     # power once => unlock
     handle_with sxmo_state_switch.sh set unlock
@@ -108,8 +106,7 @@ case "$STATE" in
   "voldown_three")
     handle_with sxmo_audio.sh vol down "$VOL_INCR_3"
     ;;
-    esac
-    ;;
 esac
 
+
 handle_with echo "no-op"