tests/xwayland: Enable xwayland XWM debug log scope and more debug
We're still timing out with our basic xwayland test in CI, so this enables the XWM logging scope, and enables some further print debugs we have available in our helper library, in an attempt to further investigate and determine why we're still timing out.
Signed-off-by: Marius Vlad marius.vlad@collabora.com