[PATCH] release: fix mesa url detection after migration to gitlab

[Emil Velikov]

On 15 June 2018 at 22:12, Dylan Baker <dylan at pnwbakers.com> wrote:
> Mesa's migration to gitlab has changed the URL and made things not work.

Thanks for the fixup Dylan.

Reviewed-by: Emil Velikov <emil.velikov at collabora.com>

-Emil