chore(deps): update dependency @mjolnir/eslint-config to ^0.3.0

Author: renovate-bot

package.json

@@ -20,7 +20,7 @@
     "release": "npm run test && npm run build && lerna publish"
   },
   "devDependencies": {
-    "@mjolnir/eslint-config": "^0.1.1",
+    "@mjolnir/eslint-config": "^0.3.0",
     "@mjolnir/tsconfig": "^0.0.2",
     "@types/jest": "^24.0.17",
     "@types/node": "^12.7.1",