build(deps): bump less from 4.2.0 to 4.3.0

Bumps [less](https://github.com/less/less.js) from 4.2.0 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>

Author: dependabot[bot]

package-lock.json

@@ -4,6 +4,6 @@
     "version": "4.2.0",
     "bin": "./lessc-wrapper.js",
     "dependencies": {
-        "less": "^4.2.0"
+        "less": "^4.3.0"
     }
 }