Support named BeforeAll/AfterAll hooks

[davidjgoss]

🤔 What's changed?

Support a user-provided name for test run hooks and include it on the corresponding Hook messages.

⚡️ What's your motivation?

Allow users to name hooks to better understand what's going on. Also, meet the messages contract more fully.

🏷️ What kind of change is this?

• ⚡ New feature (non-breaking change which adds new behaviour)

📋 Checklist:

• I agree to respect and uphold the Cucumber Community Code of Conduct
• I've changed the behaviour of the code
  • I have added/updated tests to cover my changes.
• My change requires a change to the documentation.
  • I have updated the documentation accordingly.
• Users should know about my change
  • I have added an entry to the "Unreleased" section of the CHANGELOG, linking to this pull request.

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[coveralls]

coverage: 97.79% (+0.002%) from 97.788%
when pulling 6f0ba91 on named-test-run-hooks
into 63cc0ce on main.