Add command to generate jsonschema for limayaml #5997

Job	Run time
Integration tests	17m 17s
Lints	1m 45s
Spell check	25s
Unit tests (1.22.x)	1m 48s
Windows tests	6m 12s
Unit tests (1.23.x)	3m 59s
Colima (v0.6.5)	7m 39s
Integration tests (on Linux) (alpine.yaml)	6m 55s
Integration tests (on Linux) (debian.yaml)	7m 0s
Integration tests (on Linux) (fedora.yaml)	8m 0s
Integration tests (on Linux) (opensuse.yaml)	8m 4s
Upgrade test (v0.15.1)	20m 31s
Integration tests (on Linux) (docker.yaml)	8m 34s
VMNet test	14m 52s
Integration tests (on Linux) (../hack/test-templates/alpine-iso-9p-writable.yaml)	6m 15s
vz (default.yaml)	11m 42s
Integration tests (on Linux) (../hack/test-templates/net-user-v2.yaml)	8m 12s
vz (fedora.yaml)	11m 3s
Integration tests (on Linux) (../hack/test-templates/test-misc.yaml)	20m 16s
	2h 50m 29s

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