Update dependency node-sass to v7 [SECURITY]

Author: renovate-bot

package.json

@@ -36,7 +36,7 @@
     "karma-sourcemap-loader": "0.3.7",
     "karma-spec-reporter": "0.0.28",
     "karma-webpack": "2.0.2",
-    "node-sass": "4.13.1",
+    "node-sass": "7.0.0",
     "raw-loader": "0.5.1",
     "rimraf": "2.6.0",
     "sass-loader": "6.0.2",