test

Make it possible to configure user shell #6885

Job	Run time
Colima tests (QEMU, Linux host) (v0.6.5)	14m 15s
Lints	2m 29s
Integration tests (QEMU, macOS host)	9m 22s
Integration tests (QEMU, Linux host) (alpine.yaml)	6m 7s
Integration tests (QEMU, Linux host) (debian.yaml)	6m 31s
Integration tests (QEMU, Linux host) (fedora.yaml)	6m 25s
Integration tests (QEMU, Linux host) (archlinux.yaml)	8m 9s
Integration tests (QEMU, Linux host) (opensuse.yaml)	9m 7s
Integration tests (QEMU, Linux host) (docker.yaml)	7m 21s
Integration tests (QEMU, Linux host) (../hack/test-templates/alpine-iso-9p-writable.yaml)	5m 29s
Integration tests (QEMU, Linux host) (../hack/test-templates/net-user-v2.yaml)	6m 32s
Integration tests (QEMU, Linux host) (../hack/test-templates/test-misc.yaml)	19m 48s
Vulncheck	22s
Spell check	10s
Unit tests (1.22.x)	53s
Upgrade tests (QEMU, macOS host) (v0.15.1)	9m 3s
Unit tests (1.23.x)	4m 7s
VMNet tests (QEMU)	7m 48s
Integration tests (vz) (default.yaml, true)	8m 27s
Windows tests	5m 4s
Integration tests (vz) (fedora.yaml, false)	9m 20s
	2h 26m 49s

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