Update dependency cssnano to v4.1.11 (v9/contrib) - autoclosed

[mend-for-github-com[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
cssnano	4.1.10 -> 4.1.11

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Release Notes

cssnano/cssnano

### [`v4.1.11`](https://togithub.com/cssnano/cssnano/releases/tag/v4.1.11) [Compare Source](https://togithub.com/cssnano/cssnano/compare/v4.1.10...v4.1.11) ### 4.1.11 #### Bug Fixes - fix [CVE-2021-28092](https://nvd.nist.gov/vuln/detail/CVE-2021-28092)

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Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ 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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