[OE-core] [PATCH] libyaml: update to 0.2.2

[Burton, Ross]

On Mon, 1 Apr 2019 at 03:24, Oleksandr Kravchuk
<open.source at oleksandr-kravchuk.com> wrote:
> -S = "${WORKDIR}/yaml-${PV}"
> +S = "${WORKDIR}/libyaml-${PV}"

That is now the default, so can be removed.

Ross