release-android: Add tf-a remote
Since [1] we now have a new remote for the AT-F upstream code
Add it here so that we can fetch the git url for this project.
[1] baylibre/ti/android/aosp/manifest@1da4d045 Signed-off-by: Mattijs Korpershoek mkorpershoek@baylibre.com
Edited by Mattijs Korpershoek