chore(deps): bump mongoose from 6.3.4 to 6.4.6

Bumps [mongoose](https://github.com/Automattic/mongoose) from 6.3.4 to 6.4.6.
- [Release notes](https://github.com/Automattic/mongoose/releases)
- [Changelog](https://github.com/Automattic/mongoose/blob/master/CHANGELOG.md)
- [Commits](Automattic/mongoose@6.3.4...6.4.6)

---
updated-dependencies:
- dependency-name: mongoose
  dependency-type: direct:production
...

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

apps/api/package.json

@@ -31,7 +31,7 @@
     "inquirer-search-list": "^1.2.6",
     "jimp": "^0.16.1",
     "jsonwebtoken": "^8.5.1",
-    "mongoose": "^6.1.4",
+    "mongoose": "^6.4.6",
     "mongoose-auto-increment": "^5.0.1",
     "mongoose-query-parser": "^1.2.1",
     "node-fetch": ">=3.1.1",