Make a "Use Default Bridges" Radio button in the Tor Launcher Bridge UI
Tor Launcher should include a radiobutton to use a set of bridges that it pulls from prefs that we can include from extension-overrides.js.
We should set these bridge lines to a set of default PT bridges that will work in most places out of the box.
To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information