tf-a-tftf-gerrit-*.yaml: Update Gerrit voting

Enable Gerrit voting and vote "Verified" instead of "Code-Review"

Signed-off-by: Manish V Badarkhe <Manish.Badarkhe@arm.com>
Change-Id: I91173128452b95f3f4e5e4377b4e7e0ee1e6e387
2 files changed