fix(deps): update dependency execa to ^9.4.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
execa	^9.3.1 -> ^9.4.0

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Release Notes

sindresorhus/execa (execa)

### [`v9.4.0`](https://redirect.github.com/sindresorhus/execa/compare/v9.3.1...1b9b9bbf17705c28019f770cecd9920db206f824) [Compare Source](https://redirect.github.com/sindresorhus/execa/compare/v9.3.1...v9.4.0)

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