Update dependencies on 'dev' in qt/qtwayland

deprecated: Handle QPaintEvent instead [-Wdeprecated-declarations]
agent:2021/05/13 00:26:16 build.go:391:    86 |         if (exposeEvent->region().isNull())
agent:2021/05/13 00:26:16 build.go:391:       |                                 ^
agent:2021/05/13 00:26:16 build.go:391: In file included from /home/qt/work/install/include/QtGui/QPlatformSurfaceEvent:1,
agent:2021/05/13 00:26:16 build.go:391:                  from /home/qt/work/qt/qtwayland/examples/wayland/custom-extension/client-common/customextension.cpp:54:
agent:2021/05/13 00:26:16 build.go:391: /home/qt/work/install/include/QtGui/qevent.h:567:27: note: declared here
agent:2021/05/13 00:26:16 build.go:391:   567 |     inline const QRegion &region() const { return m_region; }
agent:2021/05/13 00:26:16 build.go:391:       |                           ^~~~~~
agent:2021/05/13 00:26:17 build.go:391: make[3]: Leaving directory '/home/qt/work/qt/qtwayland_qmake/examples/wayland/custom-extension/qml-client'
agent:2021/05/13 00:26:17 build.go:391: make[2]: *** [Makefile:49: sub-qml-client-make_first] Error 2
agent:2021/05/13 00:26:17 build.go:391: make[2]: *** Waiting for unfinished jobs....