Ignore Android.mk files with USE_SOONG=true

When USE_SOONG=true, ignore any Android.mk file that has an Android.bp
file in the same directory.

Change-Id: Id79bd90c2aed5dafc2f8ad2c5b7eb0aa6e81dc18
(cherry picked from commit 861ab99536bf1a7a3b15dd08c17b9047fc88014b)
2 files changed