Fixed local file opening
Fixed local file opening

Fixes ##5828

Auditors: @bsclifton @echosa

Test Plan:
- Build brave
- Open local file with brave (double click)
- Local file should be opened

luixxiul/browser-laptop,timborden/browser-laptop,darkdh/browser-laptop,timborden/browser-laptop,timborden/browser-laptop,darkdh/browser-laptop,diasdavid/browser-laptop,diasdavid/browser-laptop,luixxiul/browser-laptop,diasdavid/browser-laptop,darkdh/browser-laptop,timborden/browser-laptop,diasdavid/browser-laptop,luixxiul/browser-laptop,darkdh/browser-laptop,luixxiul/browser-laptop