linaro_swr: A generic build target using software rendering am: b2534ba966

Original change: https://android-review.googlesource.com/c/device/linaro/dragonboard/+/2606600

Change-Id: I26d75aecc8c49ec47047359989d5b96c8ec83071
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>