chore(package): update url-loader to version 4.1.0

Closes #5

Author: greenkeeper[bot]

package.json

@@ -63,7 +63,7 @@
     "ts-jest": "^25.2.0",
     "ts-loader": "^6.2.1",
     "typescript": "^3.7.5",
-    "url-loader": "^3.0.0",
+    "url-loader": "^4.1.0",
     "vue": "^2.6.11",
     "vue-eslint-parser": "^7.0.0",
     "vue-jest": "^3.0.5",