It's needed for static linking with static xcb libs.
xcb-image depends on xcb_aux.h which is in xcb-util package.
Debian-11.6, Ubuntu, openSUSE, SLES already have it.
Pick-to: 6.9 6.8
Task-number: QTBUG-137004
Change-Id: Iffb9ab7d62a2bea3cb8e27354d25957c49911859
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@qt.io>
(cherry picked from commit 3d9bbd5324)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>