build(deps): bump @chenfengyuan/vue-qrcode in /build/frontend-legacy

Bumps [@chenfengyuan/vue-qrcode](https://github.com/fengyuanchen/vue-qrcode) from 1.0.2 to 2.0.0.
- [Release notes](https://github.com/fengyuanchen/vue-qrcode/releases)
- [Changelog](https://github.com/fengyuanchen/vue-qrcode/blob/main/CHANGELOG.md)
- [Commits](fengyuanchen/vue-qrcode@v1.0.2...v2.0.0)

---
updated-dependencies:
- dependency-name: "@chenfengyuan/vue-qrcode"
  dependency-version: 2.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

build/frontend-legacy/package-lock.json

@@ -25,7 +25,7 @@
     }
   },
   "dependencies": {
-    "@chenfengyuan/vue-qrcode": "^1.0.2",
+    "@chenfengyuan/vue-qrcode": "^2.0.0",
     "@mdi/js": "^7.4.47",
     "@mdi/svg": "^7.4.47",
     "@nextcloud/auth": "^2.5.3",