fix(deps): update module github.com/attestantio/go-eth2-client to v0.27.1#16

oleg-ssvlabs merged 2 commits intomainssvlabs/beacon-kit:mainfrom

renovate/github.com-attestantio-go-eth2-client-0.xssvlabs/beacon-kit:renovate/github.com-attestantio-go-eth2-client-0.xCopy head branch name to clipboard