chore(deps): update dependency react-testing-library to v6.0.4

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change	References
react-testing-library	devDependencies	patch	6.0.3 -> 6.0.4	source

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Release Notes

kentcdodds/react-testing-library

### [`v6.0.4`](https://togithub.com/kentcdodds/react-testing-library/releases/v6.0.4) [Compare Source](https://togithub.com/kentcdodds/react-testing-library/compare/v6.0.3...v6.0.4) ##### Bug Fixes - **act:** add try/catch around react-dom/test-utils require ([#​340](https://togithub.com/kentcdodds/react-testing-library/issues/340)) ([89299e9](https://togithub.com/kentcdodds/react-testing-library/commit/89299e9)), closes [#​315](https://togithub.com/kentcdodds/react-testing-library/issues/315)

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