These are currently auto-generated, but meson needs the same files, so
lets commit them to reduce duplication.

v3: - Rename .build to build-support

Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dylan Baker <dylanx.c.baker@intel.com>