build(deps): bump cssnano from 7.1.0 to 7.1.1

Bumps [cssnano](https://github.com/cssnano/cssnano) from 7.1.0 to 7.1.1.
- [Release notes](https://github.com/cssnano/cssnano/releases)
- [Commits](https://github.com/cssnano/cssnano/compare/cssnano@7.1.0...cssnano@7.1.1)

---
updated-dependencies:
- dependency-name: cssnano
  dependency-version: 7.1.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package-lock.json

@@ -73,7 +73,7 @@
   "dependencies": {
     "@fullhuman/postcss-purgecss": "^7.0.2",
     "autoprefixer": "^10.4.21",
-    "cssnano": "^7.1.0",
+    "cssnano": "^7.1.1",
     "cssnano-preset-advanced": "^7.0.8",
     "hugo-bin": "0.145.2",
     "purgecss-whitelister": "^2.4.0"