Use fmtlib from libbase

libbase is available in various contexts like vendor, recovery. In order
for libbase to use fmtlib, make fmtlib available in more contexts.

Also add fmtlib_ndk which is used by libbase_ndk.

Bug: 132145659
Test: m libbase libbase_ndk
Change-Id: I61be0a30e5237c2ae9acb3240d05f243d445242a
1 file changed