Fix lunch choices for git_main am: bb35cfaea7

Original change: https://android-review.googlesource.com/c/device/google/bluejay/+/2809994

Change-Id: I5c7ecc1115e20a1a9ecc512f6b1212f27623ebf1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>