[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/debug_tools/usb_mouse.c

@@ -18,6 +18,7 @@ typedef struct {
 } UsbMouseEvent;
 
 static void usb_mouse_render_callback(Canvas* canvas, void* ctx) {
+    UNUSED(ctx);
     canvas_clear(canvas);
 
     canvas_set_font(canvas, FontPrimary);
@@ -37,6 +38,7 @@ static void usb_mouse_input_callback(InputEvent* input_event, void* ctx) {
 }
 
 int32_t usb_mouse_app(void* p) {
+    UNUSED(p);
     osMessageQueueId_t event_queue = osMessageQueueNew(8, sizeof(UsbMouseEvent), NULL);
     furi_check(event_queue);
     ViewPort* view_port = view_port_alloc();