[FL-2809] Rework BLE key storage (#2154)

* bt: disconnect first on profile change
* bt keys: rework bt keys
* saved struct: add payload size getter to API
* bt: rework bt with new key storage API
* bt: add keys storage operation to bt API
* hid: save bt keys on sd card
* bt: add unit tests for key storage
* bt: working profile switch
* bt: cleanup
* bt hid: change keys storage path

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

applications/plugins/hid_app/hid.h

@@ -11,6 +11,7 @@
 #include <gui/view.h>
 #include <gui/view_dispatcher.h>
 #include <notification/notification.h>
+#include <storage/storage.h>
 
 #include <gui/modules/submenu.h>
 #include <gui/modules/dialog_ex.h>
@@ -22,6 +23,8 @@
 #include "views/hid_mouse_jiggler.h"
 #include "views/hid_tiktok.h"
 
+#define HID_BT_KEYS_STORAGE_PATH EXT_PATH("apps/Tools/.bt_hid.keys")
+
 typedef enum {
     HidTransportUsb,
     HidTransportBle,