[23.08] Add missing KWindowSystem dependency
Follow-up to commit 2101682b
Signed-off-by: Andreas Sturmlechner asturm@gentoo.org (cherry picked from commit 5d85f093)
Follow-up to commit 2101682b
Signed-off-by: Andreas Sturmlechner asturm@gentoo.org (cherry picked from commit 5d85f093)