Update dependency @vue/test-utils to v2

Author: renovate[bot]

package.json

@@ -37,7 +37,7 @@
     "@types/jest": "28.1.3",
     "@typescript-eslint/eslint-plugin": "5.30.0",
     "@typescript-eslint/parser": "5.30.0",
-    "@vue/test-utils": "2.0.0",
+    "@vue/test-utils": "2.3.1",
     "apollo-client": "2.6.10",
     "apollo-link": "1.2.14",
     "barrelsby": "2.3.0",