[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/cli/cli.c

@@ -130,10 +130,12 @@ void cli_motd() {
 }
 
 void cli_nl(Cli* cli) {
+    UNUSED(cli);
     printf("\r\n");
 }
 
 void cli_prompt(Cli* cli) {
+    UNUSED(cli);
     printf("\r\n>: %s", string_get_cstr(cli->line));
     fflush(stdout);
 }
@@ -451,6 +453,7 @@ void cli_session_close(Cli* cli) {
 }
 
 int32_t cli_srv(void* p) {
+    UNUSED(p);
     Cli* cli = cli_alloc();
 
     // Init basic cli commands