[automerger skipped] Set min_sdk_version to be part of mainline modules am: b22347cb33 am: aadd73f92b -s ours

am skip reason: Change-Id I23cb55a3a17ac242e7f599fe574ca30074b43506 with SHA-1 b22347cb33 is in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/external/libcxx/+/11357840

Change-Id: I0416b7fb940027cbfaf96cfe209722e400bbd001