feat: upgrade css-loader from 6.8.1 to 7.1.2

Snyk has created this PR to upgrade css-loader from 6.8.1 to 7.1.2.

See this package in npm:
css-loader

See this project in Snyk:
https://app.snyk.io/org/nerds-github/project/aa77fd79-7d27-4ab0-9d41-5dd117531784?utm_source=github&utm_medium=referral&page=upgrade-pr

glances/outputs/static/package.json

@@ -11,7 +11,7 @@
     "devDependencies": {
         "@vue/compiler-sfc": "^3.3.2",
         "copy-webpack-plugin": "^11.0.0",
-        "css-loader": "^6.7.3",
+        "css-loader": "^7.1.2",
         "del": "^7.0.0",
         "eslint": "^8.40.0",
         "eslint-plugin-vue": "^9.12.0",