[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/input/input.c

@@ -35,6 +35,7 @@ void input_press_timer_callback(void* arg) {
 }
 
 void input_isr(void* _ctx) {
+    UNUSED(_ctx);
     osThreadFlagsSet(input->thread, INPUT_THREAD_FLAG_ISR);
 }
 

applications/input/input_cli.c

@@ -20,6 +20,7 @@ static void input_cli_dump_events_callback(const void* value, void* ctx) {
 }
 
 static void input_cli_dump(Cli* cli, string_t args, Input* input) {
+    UNUSED(args);
     osMessageQueueId_t input_queue = osMessageQueueNew(8, sizeof(InputEvent), NULL);
     FuriPubSubSubscription* input_subscription =
         furi_pubsub_subscribe(input->event_pubsub, input_cli_dump_events_callback, input_queue);
@@ -47,6 +48,7 @@ static void input_cli_send_print_usage() {
 }
 
 static void input_cli_send(Cli* cli, string_t args, Input* input) {
+    UNUSED(cli);
     InputEvent event;
     string_t key_str;
     string_init(key_str);