upstream dex release: v2.35.1

The official container image for this release can be pulled from
```
ghcr.io/dexidp/dex:v2.35.1
```

<!-- Release notes generated using configuration in .github/release.yml at v2.35.1 -->

## What's Changed
### Bug Fixes 🐛
* Backport dexidp#2694 to v2.35.x by @sagikazarmark in dexidp#2696

**Full Changelog**: dexidp/dex@v2.35.0...v2.35.1