Bump suite from b319a5d to e8a1874

Bumps [suite](https://github.com/python-jsonschema/referencing-suite) from `b319a5d` to `e8a1874`.
- [Commits](python-jsonschema/referencing-suite@b319a5d...e8a1874)

---
updated-dependencies:
- dependency-name: suite
  dependency-type: direct:production
...

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Author: dependabot[bot]