fix(deps): bump vue from 3.4.19 to 3.4.20 in /example

Bumps [vue](https://github.com/vuejs/core) from 3.4.19 to 3.4.20.
- [Release notes](https://github.com/vuejs/core/releases)
- [Changelog](https://github.com/vuejs/core/blob/main/CHANGELOG.md)
- [Commits](vuejs/core@v3.4.19...v3.4.20)

---
updated-dependencies:
- dependency-name: vue
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

example/package.json

@@ -11,7 +11,7 @@
   "dependencies": {
     "v-github-icon": "^3.1.3",
     "v-image": "^3.1.1",
-    "vue": "^3.4.19"
+    "vue": "^3.4.20"
   },
   "devDependencies": {
     "@vitejs/plugin-vue": "^5.0.4",