Update fossas/fossa-action action to v1.4.0

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
fossas/fossa-action	action	minor	v1.3.3 -> v1.4.0

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Release Notes

fossas/fossa-action (fossas/fossa-action)

### [`v1.4.0`](https://togithub.com/fossas/fossa-action/releases/tag/v1.4.0) [Compare Source](https://togithub.com/fossas/fossa-action/compare/v1.3.3...v1.4.0) ##### What's Changed - Support FOSSA CLI's `--diff` flag. by [@​csasarak](https://togithub.com/csasarak) in [https://github.com/fossas/fossa-action/pull/41](https://togithub.com/fossas/fossa-action/pull/41) **Full Changelog**: https://github.com/fossas/fossa-action/compare/v1.3.3...v1.4.0

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Configuration

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