Mark libclang as recovery_available

Libraries that are direct or indirect dependencies of modules installed
to recovery partition (e.g. toybox) are marked as recovery_available:
true. This allows a recovery variant of the lib is created when it is
depended by other recovery or recovery_available modules.

Bug: 67916654
Bug: 64960723
Test: m -j
Test: SANITIZE_TARGET=address m -j
Change-Id: I6dc950e73d4169c1f6c5f68a76311904b499349b
1 file changed