upstream dex release: v2.35.3

The official container image for this release can be pulled from
```
ghcr.io/dexidp/dex:v2.35.3
```

<!-- Release notes generated using configuration in .github/release.yml at v2.35.3 -->

## What's Changed
### Dependency Updates ⬆️
* Backport dexidp#2705 to v2.35.x by @nabokihms in dexidp#2706

**Full Changelog**: dexidp/dex@v2.35.2...v2.35.3