Test probe only #348

Job	Run time
build (ubuntu-latest, ci-dev-client-only-qt5, 5.15, qt5)	3m 59s
build (ubuntu-latest, ci-dev-client-only-qt6, 6.5.*, qtshadertools qtscxml, qt6)	5m 37s
build (ubuntu-latest, ci-dev-client-and-ui-qt5, 5.15, qt5)	6m 42s
build (ubuntu-latest, ci-dev-client-and-ui-qt6, 6.5.*, qt6)	57s
build (ubuntu-latest, ci-dev-probe-only-qt5, 5.15)	4m 0s
build (ubuntu-latest, ci-dev-probe-only-qt6, 6.5.*)	58s
build (windows-latest, ci-dev-client-only-qt5, 5.15, qt5)	4m 31s
build (windows-latest, ci-dev-client-only-qt6, 6.5.*, qtshadertools qtscxml, qt6)	6m 25s
build (windows-latest, ci-dev-client-and-ui-qt5, 5.15, qt5)	7m 44s
build (windows-latest, ci-dev-client-and-ui-qt6, 6.5.*, qt6)	9m 58s
build (windows-latest, ci-dev-probe-only-qt5, 5.15)	4m 48s
build (windows-latest, ci-dev-probe-only-qt6, 6.5.*)	5m 54s
build (macos-latest, ci-dev-client-only-qt5, 5.15, qt5)	3m 28s
build (macos-latest, ci-dev-client-only-qt6, 6.5.*, qtshadertools qtscxml, qt6)	4m 58s
build (macos-latest, ci-dev-client-and-ui-qt5, 5.15, qt5)	7m 5s
build (macos-latest, ci-dev-client-and-ui-qt6, 6.5.*, qt6)	7m 53s
build (macos-latest, ci-dev-probe-only-qt5, 5.15)	3m 40s
build (macos-latest, ci-dev-probe-only-qt6, 6.5.*)	5m 36s
	1h 34m 13s

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