[Nouveau] [mesa v3 1/9] nouveau: bump required libdrm version to 2.4.66

[Emil Velikov]

Hi Ben,

When "we're feeling bored" ideas in 13/14 of the libdrm-nouveau lot.

That aside with the minor comment in 8/9 both series are
Reviewed-by: Emil Velikov <emil.l.velikov at gmail.com>

Hats off for this series (and the crazy drm nouveau evolution) :-)

-Emil