chore(deps): update pnpm/action-setup action to v4

[stackable-bot]

This PR contains the following updates:

Package	Type	Update	Change
pnpm/action-setup	action	major	v2.4.0 -> v4.0.0

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[!WARNING] Some dependencies could not be looked up. Check the warning logs for more information.

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Release Notes

pnpm/action-setup (pnpm/action-setup)

### [`v4.0.0`](https://togithub.com/pnpm/action-setup/releases/tag/v4.0.0) [Compare Source](https://togithub.com/pnpm/action-setup/compare/v3.0.0...v4.0.0) An error is thrown if one version of pnpm is specified in the `packageManager` field of `package.json` and a different version is specified in the action's settings [#​122](https://togithub.com/pnpm/action-setup/pull/122) ### [`v3.0.0`](https://togithub.com/pnpm/action-setup/releases/tag/v3.0.0) [Compare Source](https://togithub.com/pnpm/action-setup/compare/v2.4.0...v3.0.0) The action is updated to run on Node.js v20

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