weston: refresh patch

weston: refresh patch

Refresh the backported weston patch that was generating fuzz
warnings, and add a link to the upstream commit on
gitlab.freedesktop.org to its Upstream-Status line to better
document the origin.

Bug-AGL: SPEC-4354

Signed-off-by: Scott Murray <scott.murray@konsulko.com>
Change-Id: I3f98d6021470edef0558a3222fad0a22fe58831e
Reviewed-on: https://gerrit.automotivelinux.org/gerrit/c/AGL/meta-agl/+/27439
ci-image-build: Jenkins Job builder account
Reviewed-by: Vasyl Vavrychuk <vasyl.vavrychuk@opensynergy.com>
Reviewed-by: Jan-Simon Moeller <jsmoeller@linuxfoundation.org>
Tested-by: Jan-Simon Moeller <jsmoeller@linuxfoundation.org>