build(deps): bump github.com/sigstore/cosign/v2 from 2.4.1 to 2.4.2 in /prober/hack/toolz in the gomod group across 1 directory

build(deps): bump github.com/sigstore/cosign/v2 from 2.4.1 to 2.4.2 in /prober/hack/toolz in the gomod group across 1 directory #408