Turn off libc++ for libsepol, turn off host sanitize

libsepol is entirely C, so it doesn't need libc++. On the host,
libsepolwrap loads libsepol into the system python, which does not have
the sanitizer runtime.

Test: SANITIZE_HOST=true m treble_sepolicy_tests
Test: mmma external/selinux
Change-Id: If22a6b3d492170871bdb70e71bba8148c607af01
1 file changed