build(deps): bump less from 4.2.2 to 4.3.0 in /web

Bumps [less](https://github.com/less/less.js) from 4.2.2 to 4.3.0.
- [Release notes](https://github.com/less/less.js/releases)
- [Changelog](https://github.com/less/less.js/blob/master/CHANGELOG.md)
- [Commits](https://github.com/less/less.js/commits)

---
updated-dependencies:
- dependency-name: less
  dependency-version: 4.3.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

web/package.json

@@ -17,7 +17,7 @@
     "eslint-config-prettier": "^10.1.1",
     "eslint-plugin-prettier": "^5.2.5",
     "http-proxy-middleware": "^3.0.3",
-    "less": "^4.2.2",
+    "less": "^4.3.0",
     "less-loader": "^12.2.0",
     "prettier": "^3.3.2",
     "react": "^19.1.0",