meta-agl-demo: update audiomixer & wireplumber bbappend for 0.5 update

meta-agl-demo: update audiomixer & wireplumber bbappend for 0.5 update

Bug-AGL: SPEC-4934
Change-Id: I4ca64a4c34fef3565611a4494fd87f9013d6ac7f
Signed-off-by: George Kiagiadakis <george.kiagiadakis@collabora.com>
Reviewed-on: https://gerrit.automotivelinux.org/gerrit/c/AGL/meta-agl-demo/+/30244
Tested-by: Jan-Simon Moeller <jsmoeller@linuxfoundation.org>
Reviewed-by: Jan-Simon Moeller <jsmoeller@linuxfoundation.org>
ci-image-build: Jan-Simon Moeller <jsmoeller@linuxfoundation.org>
(cherry picked from commit cf57bd29b9bf9614d9fa7f7e80fc4a6cfbcde7a0)
Reviewed-on: https://gerrit.automotivelinux.org/gerrit/c/AGL/meta-agl-demo/+/30210