chore: Bump less from 3.13.1 to 4.1.3

Bumps [less](https://github.com/less/less.js) from 3.13.1 to 4.1.3.
- [Release notes](https://github.com/less/less.js/releases)
- [Changelog](https://github.com/less/less.js/blob/master/CHANGELOG.md)
- [Commits](less/less.js@v3.13.1...v4.1.3)

---
updated-dependencies:
- dependency-name: less
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

package.json

@@ -76,7 +76,7 @@
     "gh-pages": "^3.1.0",
     "glob": "^7.1.6",
     "jquery": "^3.3.1",
-    "less": "^3.12.2",
+    "less": "^4.1.3",
     "np": "^7.0.0",
     "prettier": "^2.1.1",
     "rc-drawer": "4.1.0",