Fix spelling across some project files (#3128)

* codespell across project

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

documentation/AppsOnSDCard.md

@@ -14,7 +14,7 @@ To build your application as a FAP, create a folder with your app's source code
 
 - To build your application, run `./fbt fap_{APPID}`, where APPID is your application's ID in its manifest.
 - To build your app and upload it over USB to run on Flipper, use `./fbt launch APPSRC=applications_user/path/to/app`. This command is configured in the default [VS Code profile](../.vscode/ReadMe.md) as a "Launch App on Flipper" build action (Ctrl+Shift+B menu).
-- To build an app without uploading it to Flipper, use `./fbt build APPSRC=applications_user/path/to/app`. This command is also availabe in VSCode configuration as "Build App".
+- To build an app without uploading it to Flipper, use `./fbt build APPSRC=applications_user/path/to/app`. This command is also available in VSCode configuration as "Build App".
 - To build all FAPs, run `./fbt faps` or `./fbt fap_dist`.
 
 ## FAP assets

documentation/file_formats/BadUsbScriptFormat.md

@@ -4,7 +4,7 @@ BadUsb app uses extended Duckyscript syntax. It is compatible with classic USB R
 
 # Script file format
 
-BadUsb app can execute only text scrips from `.txt` files, no compilation is required. Both `\n` and `\r\n` line endings are supported. Empty lines are allowed. You can use spaces or tabs for line indentation.
+BadUsb app can execute only text scripts from `.txt` files, no compilation is required. Both `\n` and `\r\n` line endings are supported. Empty lines are allowed. You can use spaces or tabs for line indentation.
 
 # Command set
 
@@ -72,10 +72,10 @@ Can be combined with a special key command or a single character.
 ## Key hold and release
 
 Up to 5 keys can be hold simultaneously.
-| Command | Parameters                      | Notes                                     |
-| ------- | ------------------------------- | ----------------------------------------- |
-| HOLD    | Special key or single character | Press and hold key untill RELEASE command |
-| RELEASE | Special key or single character | Release key                               |
+| Command | Parameters                      | Notes                                    |
+| ------- | ------------------------------- | ---------------------------------------- |
+| HOLD    | Special key or single character | Press and hold key until RELEASE command |
+| RELEASE | Special key or single character | Release key                              |
 
 ## Wait for button press