Merge "Provide an environment variable to disable mlgo" into main am: a70ebccc

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/2830410



Change-Id: If106d1006c1143369c0c72470fe242ece6466c19
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>