add flowing to `profile` array field and save

```json
{
    "acrylicOpacity": 0.75,
    "closeOnExit": true,
    "colorScheme": "Campbell",
    "commandline": "C:/Program Files/Git/usr/bin/bash.exe --login",
    "cursorColor": "#FFFFFF",
    "cursorShape": "bar",
    "fontFace": "Consolas",
    "fontSize": 10,
    "guid": "{14ad203f-52cc-4110-90d6-d96e0f41b64d}",
    "historySize": 9001,
    "icon": "C:/Program Files/Git/mingw64/share/git/git-for-windows.ico",
    "name": "Git Bash",
    "padding": "0, 0, 0, 0",
    "snapOnInput": true,
    "startingDirectory": "%USERPROFILE%",
    "useAcrylic": true
}
```