release_config_proto: revert enum rename am: 44789260

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/3093316



Change-Id: I1fd582f007f715a781e06883e75df4e9429d9e7b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>