RenovateBot: Update dependency cssnano to v6.0.1

This MR contains the following updates:

Package	Type	Update	Change
cssnano	dependencies	patch	6.0.0 -> 6.0.1

---

Release Notes

cssnano/cssnano

v6.0.1: v6.0.1

Compare Source

Bug Fixes

• fix(postcss-merge-rules): do not merge nested rules (https://github.com/cssnano/cssnano/commit/eb9a9a18132d360cb8639f0ca6be4d24401bcde9)
• fix(postcss-reduce-idents): minify grid line names correctly (https://github.com/cssnano/cssnano/commit/2af6687e63978a7b0a08f97d095aa9e6b593eb4f)

---

Configuration

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

🚦 Automerge: Enabled.

♻ Rebasing: Whenever MR becomes conflicted, or you tick the rebase/retry checkbox.

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

---

• If you want to rebase/retry this MR, check this box

---

This MR has been generated by Renovate Bot.