[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>

lib/callback-connector/callback-connector.h

@@ -96,4 +96,4 @@ template <typename Functor> auto obtain_connector(Functor functor) {
 }
 } //end of cbc scope
 
-#endif // CALLBACKCONNECTOR_H
+#endif // CALLBACKCONNECTOR_H