build(deps): Bump sigstore/cosign-installer from 3.2.0 to 3.4.0
Bumps [sigstore/cosign-installer](https://github.com/sigstore/cosign-installer) from 3.2.0 to 3.4.0.
- [Release notes](https://github.com/sigstore/cosign-installer/releases)
- [Commits](https://github.com/sigstore/cosign-installer/compare/1fc5bd396d372bee37d608f955b336615edf79c8...e1523de7571e31dbe865fd2e80c5c7c23ae71eb4)
---
updated-dependencies:
- dependency-name: sigstore/cosign-installer
dependency-type: direct:production
update-type: version-update:semver-minor
...
Signed-off-by: dependabot[bot] <support@github.com>