Bump mongoose from 5.4.22 to 5.7.5

Bumps [mongoose](https://github.com/Automattic/mongoose) from 5.4.22 to 5.7.5.
- [Release notes](https://github.com/Automattic/mongoose/releases)
- [Changelog](https://github.com/Automattic/mongoose/blob/master/History.md)
- [Commits](Automattic/mongoose@5.4.22...5.7.5)

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

Author: dependabot[bot]

package-lock.json

@@ -50,7 +50,7 @@
     "method-override": "^3.0.0",
     "moment": "^2.23.0",
     "moment-timezone": "^0.5.23",
-    "mongoose": "^5.4.13",
+    "mongoose": "^5.7.5",
     "morgan": "^1.9.1",
     "reflect-metadata": "^0.1.12",
     "typedi": "^0.8.0",