Update dependency cssnano to v9

Author: renovate[bot]

package.json

@@ -53,7 +53,7 @@
 		"create-pwa": "2.7.0",
 		"critical": "8.0.0",
 		"css-loader": "7.1.4",
-		"cssnano": "8.0.10",
+		"cssnano": "9.0.0",
 		"eslint": "10.8.1",
 		"eslint-config-recommended": "4.1.0",
 		"eslint-plugin-compat": "7.0.2",