dim-layer focus animation doesn't work with more outputs

Submitted by Marek Chalupa

Assigned to Wayland bug list

Link to original bug (#85597)

Description

Steps to reproduce:

1. set dim-layer focus animation
2. run weston with more outputs
3. run a wayland client on second output
4. observe that only default output gets dimmed, no matter where the client is or what the client does.

Regards, Marek