Bump less-loader from 7.0.1 to 10.2.0 in /template

Bumps [less-loader](https://github.com/webpack-contrib/less-loader) from 7.0.1 to 10.2.0.
- [Release notes](https://github.com/webpack-contrib/less-loader/releases)
- [Changelog](https://github.com/webpack-contrib/less-loader/blob/master/CHANGELOG.md)
- [Commits](webpack/less-loader@v7.0.1...v10.2.0)

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

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

Author: dependabot[bot]

template/package.json

@@ -24,7 +24,7 @@
     "eslint-friendly-formatter": "4.0.1",
     "eslint-loader": "4.0.2",
     "less": "4.1.1",
-    "less-loader": "7.0.1",
+    "less-loader": "10.2.0",
     "nuxt": "^2.15.8",
     "node-sass": "^6.0.1",
     "sass-loader": "12.4.0",