[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_app.c

@@ -1,6 +1,7 @@
 #include <furi.h>
 #include <furi_hal.h>
 #include <storage/storage.h>
+#include <input/input.h>
 #include "notification.h"
 #include "notification_messages.h"
 #include "notification_app.h"
@@ -416,8 +417,13 @@ static bool notification_save_settings(NotificationApp* app) {
 };
 
 static void input_event_callback(const void* value, void* context) {
+    furi_assert(value);
+    furi_assert(context);
+    const InputEvent* event = value;
     NotificationApp* app = context;
-    notification_message(app, &sequence_display_on);
+    if(event->type == InputTypePress) {
+        notification_message(app, &sequence_display_on);
+    }
 }
 
 // App alloc