chore(deps): update dependency url-loader to v3 (#492)

Author: renovate[bot]

package-lock.json

@@ -78,7 +78,7 @@
     "sass-loader": "8.0.0",
     "standard-version": "7.0.1",
     "uglifyjs-webpack-plugin": "2.2.0",
-    "url-loader": "2.3.0",
+    "url-loader": "3.0.0",
     "vue-jest": "3.0.5",
     "vue-loader": "15.7.2",
     "webpack": "4.41.2",