Bump github.com/attestantio/go-builder-client from 0.4.2 to 0.4.6

[dependabot[bot]]

Bumps github.com/attestantio/go-builder-client from 0.4.2 to 0.4.6.

Commits

• 73e0a0b next release.
• 97b1909 Retain path in URL.
• df610fd Linting.
• bb39f4b Linting.
• c42da2d Fixes for unblinding.
• 123fad7 More consistent tracing attributes and codes.
• 65fd528 Update dependencies.
• d44db06 Merge pull request #26 from avalonche/fix-builder-bid
• a5f60fd Fix offsets for unmarshalling ssz
• 8df064d Merge pull request #25 from avalonche/fix-builder-bid
• Additional commits viewable in compare view

Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting @dependabot rebase.

---

Dependabot commands and options

You can trigger Dependabot actions by commenting on this PR:

• @dependabot rebase will rebase this PR
• @dependabot recreate will recreate this PR, overwriting any edits that have been made to it
• @dependabot merge will merge this PR after your CI passes on it
• @dependabot squash and merge will squash and merge this PR after your CI passes on it
• @dependabot cancel merge will cancel a previously requested merge and block automerging
• @dependabot reopen will reopen this PR if it is closed
• @dependabot close will close this PR and stop Dependabot recreating it. You can achieve the same result by closing it manually
• @dependabot show <dependency name> ignore conditions will show all of the ignore conditions of the specified dependency
• @dependabot ignore this major version will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself)
• @dependabot ignore this minor version will close this PR and stop Dependabot creating any more for this minor version (unless you reopen the PR or upgrade to it yourself)
• @dependabot ignore this dependency will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself)