Bump @polkadot/vue-identicon from 2.12.1 to 3.3.1 in /ui

Bumps [@polkadot/vue-identicon](https://github.com/polkadot-js/ui/tree/HEAD/packages/vue-identicon) from 2.12.1 to 3.3.1.
- [Release notes](https://github.com/polkadot-js/ui/releases)
- [Changelog](https://github.com/polkadot-js/ui/blob/master/CHANGELOG.md)
- [Commits](https://github.com/polkadot-js/ui/commits/v3.3.1/packages/vue-identicon)

---
updated-dependencies:
- dependency-name: "@polkadot/vue-identicon"
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

ui/package.json

@@ -11,7 +11,7 @@
   "dependencies": {
     "@polkadot/api": "^9",
     "@polkadot/rpc-provider": "^9",
-    "@polkadot/vue-identicon": "^2.9.14",
+    "@polkadot/vue-identicon": "^3.3.1",
     "apollo-boost": "^0.4.9",
     "axios": "^1.2.2",
     "chart.js": "^4.2.0",