chore(deps): bump imports-loader from 0.7.1 to 5.0.0

Bumps [imports-loader](https://github.com/webpack-contrib/imports-loader) from 0.7.1 to 5.0.0.
- [Release notes](https://github.com/webpack-contrib/imports-loader/releases)
- [Changelog](https://github.com/webpack-contrib/imports-loader/blob/master/CHANGELOG.md)
- [Commits](webpack-contrib/imports-loader@v0.7.1...v5.0.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -41,7 +41,7 @@
     "gulp-watch": "^5.0.1",
     "html-loader": "^1.3.2",
     "hugo-bin": "0.135.0",
-    "imports-loader": "^0.7.1",
+    "imports-loader": "^5.0.0",
     "postcss-cssnext": "3.1.1",
     "postcss-import": "^15.1.0",
     "run-sequence": "^2.2.1",