[PATCH] devtools: update Meson setup command

[Aaron Conole]

Thomas Monjalon <thomas at monjalon.net> writes:

> The command "meson build" causes a deprecation warning with meson 0.64:
>
> WARNING: Running the setup command as `meson [options]` instead of
> 	`meson setup [options]` is ambiguous and deprecated.
>
> Signed-off-by: Thomas Monjalon <thomas at monjalon.net>
> ---

Acked-by: Aaron Conole <aconole at redhat.com>