Fbt: fixed gdb-py path for MacOS, docs: spelling fixes, codeowners (#1736)

* fbt: fixed gdb-py path for MacOS, docs: spelling fixes
* Gtihub: update codeowners

Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>

applications/ReadMe.md

@@ -1,8 +1,5 @@
 # Structure
 
-- `application.h`       - Firmware application list header
-
-
 ## debug 
 
 Applications for factory testing the Flipper.
@@ -53,6 +50,8 @@ Extra apps for Plugins & App Loader menus.
 
 Background services providing system APIs to applications.
 
+- `applications.h`      - Firmware application list header
+
 - `bt`                  - BLE service and application
 - `cli`                 - Console service and API
 - `crypto`              - Crypto cli tools