chore(deps): Update Rust crate snapbox to v0.6.7

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
snapbox (source)	dev-dependencies	patch	0.6.5 -> 0.6.7

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Release Notes

assert-rs/trycmd (snapbox)

### [`v0.6.7`](https://togithub.com/assert-rs/trycmd/compare/snapbox-v0.6.6...snapbox-v0.6.7) [Compare Source](https://togithub.com/assert-rs/trycmd/compare/snapbox-v0.6.6...snapbox-v0.6.7) ### [`v0.6.6`](https://togithub.com/assert-rs/trycmd/compare/snapbox-v0.6.5...snapbox-v0.6.6) [Compare Source](https://togithub.com/assert-rs/trycmd/compare/snapbox-v0.6.5...snapbox-v0.6.6)

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Configuration

📅 Schedule: Branch creation - "before 5am on the first day of the month" (UTC), Automerge - At any time (no schedule defined).

🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR becomes conflicted, 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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This PR has been generated by Mend Renovate. View repository job log here.

[coveralls]

Pull Request Test Coverage Report for Build 9326728249

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 30.506%

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Totals
Change from base Build 9261419536:	0.0%
Covered Lines:	187
Relevant Lines:	613

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💛 - Coveralls