chore(deps): update vitest to v0.31.0

Author: renovate[bot]

package.json

@@ -36,7 +36,7 @@
     "@typescript-eslint/parser": "5.59.5",
     "@vitejs/plugin-vue": "4.2.2",
     "@vitejs/plugin-vue-jsx": "3.0.1",
-    "@vitest/coverage-c8": "0.30.1",
+    "@vitest/coverage-c8": "0.31.0",
     "@vue/compat": "3.3.1",
     "@vue/compiler-dom": "3.3.1",
     "@vue/compiler-sfc": "3.3.1",
@@ -57,7 +57,7 @@
     "unplugin-vue-components": "0.24.1",
     "vite": "4.3.5",
     "vitepress": "0.22.4",
-    "vitest": "0.30.1",
+    "vitest": "0.31.0",
     "vue": "3.3.1",
     "vue-class-component": "8.0.0-rc.1",
     "vue-component-type-helpers": "1.6.4",