Bump url-loader from 3.0.0 to 4.1.1

Bumps [url-loader](https://github.com/webpack-contrib/url-loader) from 3.0.0 to 4.1.1.
- [Release notes](https://github.com/webpack-contrib/url-loader/releases)
- [Changelog](https://github.com/webpack-contrib/url-loader/blob/master/CHANGELOG.md)
- [Commits](webpack-contrib/url-loader@v3.0.0...v4.1.1)

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

Author: dependabot-preview[bot]

package.json

@@ -106,7 +106,7 @@
     "shelljs": "^0.8.3",
     "style-loader": "^1.0.0",
     "uglify-es": "^3.3.9",
-    "url-loader": "^3.0.0",
+    "url-loader": "^4.1.1",
     "watchify": "^3.11.1",
     "webpack": "^4.41.2",
     "webpack-cli": "^3.3.10",