Merge "Generate a ndk_sysroot target in bp2build" into main am: 370e3417 am:...

Merge "Generate a ndk_sysroot target in bp2build" into main am: 370e3417 am: 354f87f1 am: 8de87e27 am: 47cb3481

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/2756530



Change-Id: Ic3d4dce8fd931ac84e49392ac3fee797d0f4128d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>