build(deps): bump github.com/bep/imagemeta from 0.14.0 to 0.15.0

build(deps): bump github.com/bep/imagemeta from 0.14.0 to 0.15.0

Bumps [github.com/bep/imagemeta](https://github.com/bep/imagemeta) from 0.14.0 to 0.15.0.
- [Release notes](https://github.com/bep/imagemeta/releases)
- [Commits](https://github.com/bep/imagemeta/compare/v0.14.0...v0.15.0)

---
updated-dependencies:
- dependency-name: github.com/bep/imagemeta
  dependency-version: 0.15.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>