build(deps): bump vue2-teleport in /build/frontend-legacy

Bumps [vue2-teleport](https://github.com/Mechazawa/vue2-teleport) from 1.1.4 to 1.2.2.
- [Commits](Mechazawa/vue2-teleport@v1.1.4...v1.2.2)

---
updated-dependencies:
- dependency-name: vue2-teleport
  dependency-version: 1.2.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

build/frontend-legacy/package-lock.json

@@ -88,7 +88,7 @@
     "vue-localstorage": "^0.6.2",
     "vue-material-design-icons": "^5.3.1",
     "vue-router": "^3.6.5",
-    "vue2-teleport": "^1.1.4",
+    "vue2-teleport": "^1.2.2",
     "vuedraggable": "^2.24.3",
     "vuex": "^3.6.2",
     "vuex-router-sync": "^5.0.0",