Move K0sCmdf and KubectlCmdf from configurer to host #1171

Job	Run time
build-all	3m 56s
build	1m 29s
Basic file upload smoke	2m 43s
Init sub-command smoke test	2m 12s
Basic dynamic config smoke	1m 55s
Basic 1+1 smoke (quay.io/footloose/ubuntu18.04)	2m 55s
Basic 1+1 smoke (quay.io/footloose/centos7)	2m 0s
Basic 1+1 smoke (quay.io/footloose/debian10)	1m 54s
Apply + backup + reset + restore (quay.io/footloose/ubuntu18.04)	2m 27s
Apply + backup + reset + restore (quay.io/footloose/centos7)	3m 5s
OS override smoke test	1m 58s
Apply + reset (quay.io/footloose/ubuntu18.04)	2m 28s
Apply + reset (quay.io/footloose/centos7)	1m 53s
Upgrade (quay.io/footloose/ubuntu18.04, v1.21.6+k0s.0)	9m 45s
Upgrade (quay.io/footloose/centos7, v1.21.6+k0s.0)	9m 48s
	50m 28s

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