build(eslint-config-wopian): lock file maintenance (#48)

This PR contains the following updates:

| Update |
|---|
| lockFileMaintenance |

:wrench: This Pull Request updates `package.json` lock files to use the latest dependency versions.

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### Renovate configuration

:date: **Schedule**: "before 3am on the first day of the month" in timezone Europe/London.

:vertical_traffic_light: **Automerge**: Disabled by config. Please merge this manually once you are satisfied.

:recycle: **Rebasing**: Whenever PR is stale, or if you modify the PR title to begin with "`rebase!`".

:ghost: **Immortal**: This PR will be recreated if closed unmerged. Get [config help](https://renovatebot.com/gh/renovatebot/config-help/issues) if that's undesired.

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This PR has been generated by [Renovate Bot](https://renovatebot.com/gh/marketplace/renovate). View repository job log [here](https://renovatebot.com/dashboard#wopian/eslint-config-wopian).