[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>

firmware/targets/f7/Src/main.c

@@ -68,16 +68,3 @@ void Error_Handler(void) {
 void abort() {
     furi_crash("AbortHandler");
 }
-
-#ifdef USE_FULL_ASSERT
-/**
-    * @brief  Reports the name of the source file and the source line number
-    *         where the assert_param error has occurred.
-    * @param  file: pointer to the source file name
-    * @param  line: assert_param error line source number
-    * @retval None
-    */
-void assert_failed(uint8_t* file, uint32_t line) {
-    furi_crash("HAL assert failed");
-}
-#endif /* USE_FULL_ASSERT */