Prepare Objects API release 3.5.0

[stevenbal]

• Resolve release blockers
  • ✨ [maykinmedia/open-api-framework#152] Introduce and config OTel #705
  • ⚡ [#621] add key value search to data #699
• Upgrade open-api-framework to latest version
• Check security tab and upgrade packages to fix vulnerabilities
• Check translations
• Bump API version number (if applicable)
  • Version bump
  • Regenerate API spec
  • Update READMEs with release dates + links
• Bump version number with bin/bump-my-version.sh bump <major|minor|patch>
• Update changelog
  • Add changelog warning for changed setup-configuration format for OIDC (same as Open Klant 📝 [#499] Add warning for mozilla-django-oidc-db upgrade in changelog open-klant#532)