[FL-2430] Automatic Desktop Locking (#1101)

* Add Auto Lock Time setting
* Update .gitignore
* Add value_index toolbox module
* Auto locking basic implementation
* Better AutoLock implementation, edge cases and cleanup
* Fix NULL pointer crash
* Turn off backlight shortly in locked mode
* Re-enable auto lock after pin lock
* Correctly handle start when pin locked
* Use timer to hide locked hint
* Use a single state variable instead of multiple bools
* Do not call update callback recursively
* Allow input when the Unlocked hint is shown
* Add a delay to backlight switch off while locking
* Better user input handling
* Switch backlight off after pin timeout
* Correct grammar in notification settings

Co-authored-by: あく <alleteam@gmail.com>

applications/notification/notification_messages.c

@@ -21,7 +21,7 @@ const NotificationMessage message_display_lock = {
 };
 
 const NotificationMessage message_display_unlock = {
-    .type = NotificationMessageTypeLedDisplayLock,
+    .type = NotificationMessageTypeLedDisplayUnlock,
     .data.led.value = 0x00,
 };
 
@@ -208,6 +208,12 @@ const NotificationSequence sequence_display_unlock = {
     NULL,
 };
 
+const NotificationSequence sequence_display_off_delay_1000 = {
+    &message_delay_1000,
+    &message_display_off,
+    NULL,
+};
+
 // Charging
 const NotificationSequence sequence_charging = {
     &message_red_255,
@@ -436,4 +442,4 @@ const NotificationSequence sequence_audiovisual_alert = {
     &message_sound_off,
     &message_vibro_off,
     NULL,
-};
+};