qtwayland-config: remove recipe

Remove qtwayland-config recipe since nothing uses it, rather
than rework its RPROVIDES.

Bug-AGL: SPEC-5067

Change-Id: Ie6ac95319068f1bed560eb322f2625561bd6db82
Signed-off-by: Scott Murray <scott.murray@konsulko.com>
Reviewed-on: https://gerrit.automotivelinux.org/gerrit/c/AGL/meta-agl-demo/+/29656
Tested-by: Jenkins Job builder account
Reviewed-by: Jan-Simon Moeller <jsmoeller@linuxfoundation.org>
ci-image-build: Jenkins Job builder account
ci-image-boot-test: Jenkins Job builder account