build(deps): bump openid-client from 5.6.1 to 5.6.4

Bumps [openid-client](https://github.com/panva/node-openid-client) from 5.6.1 to 5.6.4.
- [Release notes](https://github.com/panva/node-openid-client/releases)
- [Changelog](https://github.com/panva/node-openid-client/blob/main/CHANGELOG.md)
- [Commits](panva/node-openid-client@v5.6.1...v5.6.4)

---
updated-dependencies:
- dependency-name: openid-client
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>