PhoshWayland: Add wlr_output_manager v1 protocol

We don't make the lack of that protocol fatal atm since the rootston
currently on the devkit doesn't have that code yet.

Signed-off-by: Guido Günther <guido.gunther@puri.sm>
5 jobs for wlr-output-manger
in 6 minutes and 37 seconds, using 0.0 compute credits, and was queued for 2 seconds