Update brave to 1.20.103

Summary:
Changelog can be found here.

Fixes T9576

Test Plan: - Test that websites and browing the we works as supposed.

Reviewers: Triage Team, JoshStrobl

Reviewed By: Triage Team, JoshStrobl

Subscribers: JoshStrobl

Maniphest Tasks: T9576

Differential Revision: https://dev.getsol.us/D10568