chore(deps): update dependency less to v4.6.6

Author: renovate[bot]

package.json

@@ -74,7 +74,7 @@
     "html-loader": "5.1.0",
     "html-webpack-plugin": "5.6.7",
     "jsdom": "29.1.1",
-    "less": "4.6.4",
+    "less": "4.6.6",
     "less-loader": "13.0.0",
     "mini-css-extract-plugin": "2.10.2",
     "prettier": "3.8.4",