[native] [17/40] RN 0.70: Move font files

Summary:
expo-dev-client wants these files in the same place for iOS / Android. This diff dedups them because iOS and Android. Android uses a symlink, iOS just has a path directly there.

Depends on D5910

Test Plan: Tested along with whole stack: test plan

Reviewers: tomek, bartek

Subscribers: atul

Differential Revision: https://phab.comm.dev/D5911