[wip] Setup Argo test environment

[tonyyang-svail]

Part of #1066

[tonyyang-svail]

k8s.io/client.go doesn't work with a simple go get, as described here. We probably need to switch to go mod if we want to use the k8s go client.

?   	sqlflow.org/sqlflow/pkg/server/proto	[no test files]
# k8s.io/client-go/transport
../../k8s.io/client-go/transport/round_trippers.go:70:11: cannot convert klog.V(9) (type klog.Verbose) to type bool
../../k8s.io/client-go/transport/round_trippers.go:72:11: cannot convert klog.V(8) (type klog.Verbose) to type bool
../../k8s.io/client-go/transport/round_trippers.go:74:11: cannot convert klog.V(7) (type klog.Verbose) to type bool
../../k8s.io/client-go/transport/round_trippers.go:76:11: cannot convert klog.V(6) (type klog.Verbose) to type bool
FAIL	sqlflow.org/sqlflow/pkg/server/runner/argo [build failed]

[tonyyang-svail]

Close this PR due to a lack of activity.