Bump loader-utils from 2.0.4 to 3.2.1

Bumps [loader-utils](https://github.com/webpack/loader-utils) from 2.0.4 to 3.2.1.
- [Release notes](https://github.com/webpack/loader-utils/releases)
- [Changelog](https://github.com/webpack/loader-utils/blob/master/CHANGELOG.md)
- [Commits](webpack/loader-utils@v2.0.4...v3.2.1)

---
updated-dependencies:
- dependency-name: loader-utils
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package.json

@@ -22,7 +22,7 @@
     "enhanced-resolve": "^3.1.0",
     "es6-promisify": "^5.0.0",
     "icss-utils": "^5.1.0",
-    "loader-utils": "^2.0.0",
+    "loader-utils": "^3.2.1",
     "postcss-values-parser": "^6.0.2"
   },
   "devDependencies": {