fix: upgrade schema-utils from 3.0.0 to 3.1.0

Snyk has created this PR to upgrade schema-utils from 3.0.0 to 3.1.0.

See this package in npm:
https://www.npmjs.com/package/schema-utils

See this project in Snyk:
https://app.snyk.io/org/karmacoin/project/d4188294-9b28-4a55-8fa6-cb86e8a0ff1d?utm_source=github&utm_medium=upgrade-pr

Author: snyk-bot

package-lock.json

@@ -43,7 +43,7 @@
   },
   "dependencies": {
     "loader-utils": "^2.0.0",
-    "schema-utils": "^3.0.0",
+    "schema-utils": "^3.1.0",
     "webpack-sources": "^1.1.0"
   },
   "devDependencies": {