[dev-qt/qtgui-5.2.0] Allow fixed x11-libs/libxcb-1.10 to satisfy deps

ABI break introduced in v1.9.2 and persisting in v1.9.3 was fixed in v1.10 (available via x11 overlay).

Package-Manager: portage-2.2.8
Merge branch 'master' of git+ssh://git.overlays.gentoo.org/proj/qt