Release Candidate Bug Fixes and Improvements (#1121)

* Notification: use all input for backlight, otherwise it is causing issues on repeat. Dolphin: rework debug tools.

* Notification: remove unused variable

* Applications: fix incorrect count in system apps list

* SubGhz: fix memory leak in settings

* SubGhz: fix incorrect frequency in newly created keys

* Loader: make cli command parallel safe

applications/dolphin/helpers/dolphin_deed.h

@@ -52,7 +52,10 @@ typedef enum {
 
     DolphinDeedU2fAuthorized,
 
-    DolphinDeedMAX
+    DolphinDeedMAX,
+
+    DolphinDeedTestLeft,
+    DolphinDeedTestRight,
 } DolphinDeed;
 
 typedef struct {