chore(deps-dev): bump less from 3.13.1 to 4.1.3 (#876)

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] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: lijianan <[email protected]>

package.json

@@ -70,7 +70,7 @@
     "father-build": "^1.18.6",
     "gh-pages": "^5.0.0",
     "glob": "^7.1.6",
-    "less": "^3.10.3",
+    "less": "^4.1.3",
     "np": "^7.0.0",
     "rc-test": "^7.0.15",
     "rc-tooltip": "^6.1.2",