chore(deps): update dependency url-loader to v2 (#1974)

Author: renovate[bot]

package-lock.json

@@ -102,7 +102,7 @@
     "standard-version": "^6.0.1",
     "style-loader": "^0.23.1",
     "supertest": "^4.0.2",
-    "url-loader": "^1.1.2",
+    "url-loader": "^2.0.0",
     "webpack": "^4.33.0",
     "webpack-cli": "^3.3.3",
     "ws": "^6.2.1"