[RFCLAT#12] Add apex_available and min_sdk_version to clatd am: 0712561538 am: f79189ac63 am: 41163ef2c6

Original change: https://android-review.googlesource.com/c/platform/external/android-clat/+/1925760

Change-Id: Ib5d0bc38c33c3137bbf6872942955b196377bd4a