style: fix new standard linting

[theoludwig]

This PR update standard to the next version (v17) coming soon and fixes linting issues (using standard --fix).
This allows having the test-external of standard passing for fastify/fastify, before releasing to stable, we ensure that the ecosystem can easily upgrade without issues.

Related: standard/standard#1777

This new version includes:

• object-shorthand rule (as warning)
• Support for ESLint v8
• --verbose by default

Checklist

• run npm run test and npm run benchmark
• tests and/or benchmarks are included (N/A)
• documentation is changed or added (N/A)
• commit message and code follows the Developer's Certification of Origin
  and the Code of conduct

[mcollina]

lgtm

[theoludwig]

Hmm 🤔

It seems like CI is failing on main branch.
Do you need some help to fix it?

EDIT: It fails, because it uses Node.js v10, but standard now requires Node.js >= 12.22.0.

[github-actions]

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