Set apex_available property

The marked library(ies) were available to the APEXes via the
hand-written whitelist in build/soong/apex/apex.go. Trying to remove the
whitelist by adding apex_available property to the Android.bp of the
libraries.

Exempt-From-Owner-Approval: cherry-pick from AOSP

Bug: 150999716
Test: m
Merged-In: Iec6f2d4dfb17215d91c548452bf3bd23d58eaf82
(cherry picked from commit 1bd5f065f184eb8c427a673c2ce3e203db4219b2)
Change-Id: Iec6f2d4dfb17215d91c548452bf3bd23d58eaf82
1 file changed
tree: b457f2f7a2f422a0dc91bcedc9ae6799862d319e
  1. disaster_recovery/
  2. libflags/
  3. .clang-format
  4. Android.bp
  5. OWNERS
  6. PREUPLOAD.cfg