add validation for nestedVirtualization, rosetta, and mountType #6768

Job	Run time
Lints	3m 48s
Integration tests (QEMU, macOS host)	9m 42s
Colima tests (QEMU, Linux host) (v0.6.5)	15m 16s
Spell check	7s
Unit tests (1.22.x)	49s
Integration tests (QEMU, Linux host) (alpine.yaml)	6m 56s
Upgrade tests (QEMU, macOS host) (v0.15.1)	9m 35s
Unit tests (1.23.x)	5m 35s
Integration tests (QEMU, Linux host) (debian.yaml)	7m 30s
VMNet tests (QEMU)	8m 45s
Integration tests (QEMU, Linux host) (fedora.yaml)	7m 33s
Integration tests (vz) (default.yaml, true)	9m 13s
Integration tests (QEMU, Linux host) (archlinux.yaml)	8m 57s
Windows tests	3m 8s
Integration tests (vz) (fedora.yaml, false)	10m 24s
Integration tests (QEMU, Linux host) (opensuse.yaml)	7m 53s
Integration tests (QEMU, Linux host) (docker.yaml)	8m 20s
Integration tests (QEMU, Linux host) (../hack/test-templates/alpine-iso-9p-writable.yaml)	7m 51s
Integration tests (QEMU, Linux host) (../hack/test-templates/net-user-v2.yaml)	7m 45s
Integration tests (QEMU, Linux host) (../hack/test-templates/test-misc.yaml)	20m 34s
	2h 39m 41s

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