Bump System.Resources.Extensions from 8.0.0 to 9.0.8 (#1838)

---
updated-dependencies:
- dependency-name: System.Resources.Extensions
  dependency-version: 9.0.8
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: System.Resources.Extensions
  dependency-version: 9.0.8
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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