Bumps [github.com/cert-manager/cert-manager](https://github.com/cert-manager/cert-manager) from 1.13.3 to 1.15.4. - [Release notes](https://github.com/cert-manager/cert-manager/releases) - [Changelog](https://github.com/cert-manager/cert-manager/blob/master/RELEASE.md) - [Commits](https://github.com/cert-manager/cert-manager/compare/v1.13.3...v1.15.4) --- updated-dependencies: - dependency-name: github.com/cert-manager/cert-manager dependency-type: direct:production ... Signed-off-by: dependabot[bot] <support@github.com>