chore(deps): update dependency vitest to ^0.31.0 (#8)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package.json

@@ -116,7 +116,7 @@
     "typescript": "^5.0.4",
     "unbuild": "^1.2.1",
     "vite": "^4.2.1",
-    "vitest": "^0.30.1",
+    "vitest": "^0.31.0",
     "vue": "^2.7.0-beta.8",
     "webpack": "^5.79.0"
   }