Ensure that all SMI Conformance logs and errors are funneled to Meshery's stdout

@nveenjain are we using the "github.com/sirupsen/logrus" package here? // @anandrkskd 

@nveenjain I think you were saying that use of kuttl's logger is best for the use case here, is that right?

_Originally posted by @leecalcote in https://github.com/layer5io/learn-layer5/pull/15/files_