Bump suite from 71c85d0 to 87851a6

Bumps [suite](https://github.com/python-jsonschema/referencing-suite) from `71c85d0` to `87851a6`.
- [Commits](python-jsonschema/referencing-suite@71c85d0...87851a6)

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

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