Bump mongoose from 5.13.5 to 5.13.6

Bumps [mongoose](https://github.com/Automattic/mongoose) from 5.13.5 to 5.13.6.
- [Release notes](https://github.com/Automattic/mongoose/releases)
- [Changelog](https://github.com/Automattic/mongoose/blob/master/History.md)
- [Commits](https://github.com/Automattic/mongoose/commits)

---
updated-dependencies:
- dependency-name: mongoose
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

package.json

@@ -61,7 +61,7 @@
     "marked": "2.1.3",
     "markedLegacy": "npm:marked@^0.3.19",
     "moment": "^2.29.1",
-    "mongoose": "^5.13.5",
+    "mongoose": "^5.13.6",
     "nanoid": "3.1.23",
     "nconf": "^0.11.3",
     "prop-types": "15.7.2",