Bump url-loader from 1.1.2 to 2.3.0

Bumps [url-loader](https://github.com/webpack-contrib/url-loader) from 1.1.2 to 2.3.0.
- [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@v1.1.2...v2.3.0)

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

Author: dependabot-preview[bot]

package.json

@@ -102,7 +102,7 @@
     "shelljs": "^0.7.6",
     "style-loader": "^0.13.1",
     "uglify-es": "^3.3.9",
-    "url-loader": "^1.0.1",
+    "url-loader": "^2.3.0",
     "watchify": "^3.9.0",
     "webpack": "4.41.2",
     "webpack-cli": "2.0.12",