Bump @google-cloud/firestore in /infra/bigquery-export (#117)

Bumps [@google-cloud/firestore](https://github.com/googleapis/nodejs-firestore) from 7.11.1 to 7.11.2.
- [Release notes](https://github.com/googleapis/nodejs-firestore/releases)
- [Changelog](https://github.com/googleapis/nodejs-firestore/blob/main/CHANGELOG.md)
- [Commits](googleapis/nodejs-firestore@v7.11.1...v7.11.2)

---
updated-dependencies:
- dependency-name: "@google-cloud/firestore"
  dependency-version: 7.11.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]

infra/bigquery-export/package-lock.json

@@ -9,7 +9,7 @@
   "type": "module",
   "dependencies": {
     "@google-cloud/bigquery": "8.1.0",
-    "@google-cloud/firestore": "7.11.1",
+    "@google-cloud/firestore": "7.11.2",
     "@google-cloud/storage": "7.16.0"
   },
   "author": "@max-ostapenko"