jobs/sig-node: remove ci-kubernetes-node-kubelet-kubetest2 from release-blocking dashboards
jobs/sig-node: remove ci-kubernetes-node-kubelet-kubetest2 from release-blocking dashboards

Ref: https://github.com/kubernetes/kubernetes/issues/106478#issuecomment-971517098

Signed-off-by: Nabarun Pal <46a782cbd1e9f752958998187886c2b51fda054c@gmail.com>

kubernetes/test-infra,BenTheElder/test-infra,cblecker/test-infra,michelle192837/test-infra,BenTheElder/test-infra,monopole/test-infra,BenTheElder/test-infra,fejta/test-infra,dims/test-infra,monopole/test-infra,BenTheElder/test-infra,cjwagner/test-infra,michelle192837/test-infra,dims/test-infra,jessfraz/test-infra,jessfraz/test-infra,monopole/test-infra,kubernetes/test-infra,fejta/test-infra,dims/test-infra,michelle192837/test-infra,jessfraz/test-infra,kubernetes/test-infra,cjwagner/test-infra,cblecker/test-infra,BenTheElder/test-infra,michelle192837/test-infra,jessfraz/test-infra,BenTheElder/test-infra,cjwagner/test-infra,fejta/test-infra,dims/test-infra,michelle192837/test-infra,jessfraz/test-infra,cblecker/test-infra,cjwagner/test-infra,dims/test-infra,monopole/test-infra,cblecker/test-infra,cblecker/test-infra,kubernetes/test-infra,michelle192837/test-infra,kubernetes/test-infra,jessfraz/test-infra,cjwagner/test-infra,monopole/test-infra,dims/test-infra,cjwagner/test-infra,monopole/test-infra,kubernetes/test-infra,fejta/test-infra,fejta/test-infra,fejta/test-infra,cblecker/test-infra