client: measure CPU time of VBox apps correctly #4983

Job	Run time
libs-build	1m 48s
client-build	2m 40s
apps-build	2m 28s
libs-vcpkg-build	2m 12s
client-vcpkg-build	3m 26s
apps-build-release	1m 43s
apps-vcpkg-build	3m 29s
apps-x86-build-release	1m 49s
libs-cmake-build	1m 55s
apps-arm64-build-release	6m 49s
libs-arm64-build	1m 44s
apps-arm64-build	7m 20s
manager-with-webview-vcpkg-build	8m 58s
server-build	4m 17s
manager-with-webview-build	5m 52s
manager-without-webview-build	5m 54s
unit-test-build	3m 26s
integration-test-build	5m 22s
	1h 11m 12s

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