Bump suite from 9589db4 to b319a5d

Bumps [suite](https://github.com/python-jsonschema/referencing-suite) from `9589db4` to `b319a5d`.
- [Commits](python-jsonschema/referencing-suite@9589db4...b319a5d)

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

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Author: dependabot[bot]