chore(deps): update snok/install-poetry action to v1.4.0

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
snok/install-poetry	action	minor	v1.3.4 -> v1.4.0

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Release Notes

snok/install-poetry (snok/install-poetry)

### [`v1.4.0`](https://togithub.com/snok/install-poetry/compare/v1.3.4...v1.4.0) [Compare Source](https://togithub.com/snok/install-poetry/compare/v1.3.4...v1.4.0)

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Configuration

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🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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• [ ] If you want to rebase/retry this PR, check this box

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