[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/update_util/update_manifest.c

@@ -179,4 +179,4 @@ bool update_manifest_init_mem(
     flipper_format_free(flipper_file);
 
     return update_manifest->valid;
-}
+}

lib/update_util/update_manifest.h

@@ -59,4 +59,4 @@ bool update_manifest_has_obdata(UpdateManifest* update_manifest);
 
 #ifdef __cplusplus
 }
-#endif
+#endif

lib/update_util/update_operation.c

@@ -194,4 +194,4 @@ void update_operation_disarm() {
 
 void update_operation_persist_package_index(uint32_t index) {
     furi_hal_rtc_set_register(FuriHalRtcRegisterUpdateFolderFSIndex, index);
-}
+}

lib/update_util/update_operation.h

@@ -69,4 +69,4 @@ void update_operation_disarm();
 
 #ifdef __cplusplus
 }
-#endif
+#endif