Add command to generate jsonschema for limayaml #4925

Job	Run time
Lints	4m 20s
Integration tests	13m 32s
Integration tests (on Linux) (alpine.yaml)	5m 46s
Colima (v0.6.5)	6m 26s
Integration tests (on Linux) (debian.yaml)	6m 55s
Integration tests (on Linux) (fedora.yaml)	6m 41s
Unit tests (1.21.x)	5m 33s
Windows tests	50s
Integration tests (on Linux) (archlinux.yaml)	9m 7s
Upgrade test (v0.15.1)	17m 51s
Unit tests (1.22.x)	5m 29s
Integration tests (on Linux) (opensuse.yaml)	8m 42s
Integration tests (on Linux) (experimental/net-user-v2.yaml)	7m 26s
VMNet test	16m 24s
vz (experimental/vz.yaml)	14m 51s
Integration tests (on Linux) (experimental/9p.yaml)	6m 52s
vz (fedora.yaml)	31m 33s
Integration tests (on Linux) (docker.yaml)	7m 36s
Integration tests (on Linux) (../hack/test-templates/alpine-9p-writable.yaml)	5m 6s
Integration tests (on Linux) (../hack/test-templates/test-misc.yaml)	19m 37s
	3h 20m 37s

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