As per the link above, libva-utils 2.5.0 has been available for QUITE some time now and even 2.6.0.pre1 has been available for much longer than forty eight hours.
https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=1e0fcfc552fd57369344e3d8d45838d63297c406 did 2.8.0