Test

Cherry-picked CI additions #465

Job	Run time
e2e-tests	23m 19s
kiosk-tests	1m 20s
build-vm	8m 46s
ocaml-formatting	1m 35s
ocaml-tests	1m 43s
prepare-matrix	5s
manual-tests-build-only (testing/manual/kiosk-dual-screen.nix)	1m 46s
integration-tests (testing/integration/controller-wifi.nix)	2m 23s
integration-tests (testing/integration/kiosk-proxy.nix)	2m 30s
integration-tests (testing/integration/controller-system-buttons.nix)	3m 35s
integration-tests (testing/integration/controller-proxy.nix)	3m 48s
integration-tests (testing/integration/remote-maintenance.nix)	5m 34s
integration-tests (testing/integration/rauc-statusfile-recovery.nix)	3m 14s
integration-tests (testing/integration/kiosk-screen-resolution.nix)	2m 19s
integration-tests (testing/integration/factory-reset.nix)	1m 57s
	1h 3m 54s

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