chore: remove some any types

[asashour]

🤔 What's changed?

Part of #1648

⚡️ What's your motivation?

To learn about the project and to learn TypeScript.

🏷️ What kind of change is this?

• 🏦 Refactoring/debt/DX (improvement to code design, tooling, etc. without changing behaviour)

♻️ Anything particular you want feedback on?

For the next set of changes

📋 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: 98.392%. remained the same
when pulling ee05077 on asashour:type1
into 7f4999b on cucumber:main.

[davidjgoss]

Great progress already, thanks @asashour