[FL-2520] FW build with -Wextra (#1185)

* Fixing compiler warnings with -Wextra
* More warnings suppression, WIP
* Even more warning fixes
* Added new lines at end of text files.
* Padding fix
* Additional fixes to warnings on different build configurations; added -Wextra to default build pipeline
* Fixes for Secplus v1
* -additional warnings
* +-Wredundant-decls fixes
* FuriHal: print stack overflow task name in console
* FuriHal: add missing include

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

applications/notification/notification_app_api.c

@@ -34,4 +34,4 @@ void notification_internal_message_block(
     furi_check(osMessageQueuePut(app->queue, &m, 0, osWaitForever) == osOK);
     osEventFlagsWait(m.back_event, NOTIFICATION_EVENT_COMPLETE, osFlagsWaitAny, osWaitForever);
     osEventFlagsDelete(m.back_event);
-};
+};