Moves Robolectric fonts to Robo extensions.

These fonts are from Robolectric Native Runtime.

Bug: 303501453
Test: (Tested in `main`) atest -c SystemUIGoogleRoboRNGTests
Change-Id: Iac16b6363b285c0363cb14c5d7f017988ae03d1c
211 files changed
tree: bb9a425a05a1491641a62044c2171c0c76ad5e69
  1. plugins/
  2. resources/
  3. Android.bp