Bump github.com/efficientgo/core from 1.0.0-rc.2 to 1.0.0-rc.3 (#6203)

Bumps [github.com/efficientgo/core](https://github.com/efficientgo/core) from 1.0.0-rc.2 to 1.0.0-rc.3.
- [Release notes](https://github.com/efficientgo/core/releases)
- [Commits](efficientgo/core@v1.0.0-rc.2...v1.0.0-rc.3)

---
updated-dependencies:
- dependency-name: github.com/efficientgo/core
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>