[45] wayland/single-pixel-buffer: Fix reusing buffer
We had missed to actually return the cached texture, so do that.
Also add a test. (dropped in backport)
Closes: #3432 (closed) Part-of: !3702 (merged)
(cherry picked from commit e5068bfc)
We had missed to actually return the cached texture, so do that.
Also add a test. (dropped in backport)
Closes: #3432 (closed) Part-of: !3702 (merged)
(cherry picked from commit e5068bfc)