Update dependency execa to v6

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
execa	^5.1.1 -> ^6.0.0

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Release Notes

sindresorhus/execa

### [`v6.0.0`](https://togithub.com/sindresorhus/execa/releases/v6.0.0) [Compare Source](https://togithub.com/sindresorhus/execa/compare/v5.1.1...v6.0.0) ##### Breaking - Require Node.js 12.20 ([#​478](https://togithub.com/sindresorhus/execa/issues/478)) [`7707880`](https://togithub.com/sindresorhus/execa/commit/7707880) - This package is now pure ESM. **Please [read this](https://gist.github.com/sindresorhus/a39789f98801d908bbc7ff3ecc99d99c).** - Moved from a default export to named exports. - `require('execa')` → `import {execa} from 'execa'` - `require('execa').sync` → `import {execaSync} from 'execa'` - `require('execa').command` → `import {execaCommand} from 'execa'` - `require('execa').commandSync` → `import {execaCommandSync} from 'execa'` - `require('execa').node` → `import {execaNode} from 'execa'`

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[changeset-bot[bot]]

⚠️ No Changeset found

Latest commit: 20c66bf6bd72cbc301e1e02b2f27e32d7f22ba41

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[renovate[bot]]

Renovate Ignore Notification

As this PR has been closed unmerged, Renovate will ignore this upgrade and you will not receive PRs for any future 6.x releases. However, if you upgrade to 6.x manually then Renovate will reenable minor and patch updates automatically.

If this PR was closed by mistake or you changed your mind, you can simply rename this PR and you will soon get a fresh replacement PR opened.