Use LateStaticLibs for ndk_libandroid_support

This will obsolete the workaround in prebuilts/ndk/Android.bp to
export the ndk_libandroid_support headers from ndk_libc++_shared,
which would no longer have worked after the next patch.

Test: m checkbuild
Test: TestIncludeDirectoryOrdering
Change-Id: I9b4e5799d939433da547661b862e9db5a4aacb09