chore(deps): bump pinia from 2.3.1 to 4.0.2 in /build/frontend-legacy

Bumps [pinia](https://github.com/vuejs/pinia) from 2.3.1 to 4.0.2.
- [Release notes](https://github.com/vuejs/pinia/releases)
- [Commits](vuejs/pinia@v2.3.1...v4.0.2)

---
updated-dependencies:
- dependency-name: pinia
  dependency-version: 4.0.2
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

build/frontend-legacy/package-lock.json

@@ -76,7 +76,7 @@
     "p-limit": "^7.3.0",
     "p-queue": "^9.1.0",
     "path": "^0.12.7",
-    "pinia": "^2.3.1",
+    "pinia": "^4.0.2",
     "query-string": "^9.4.1",
     "regenerator-runtime": "^0.14.1",
     "throttle-debounce": "^5.0.2",