Bump mongodb-memory-server from 8.16.0 to 9.3.0

Bumps [mongodb-memory-server](https://github.com/nodkz/mongodb-memory-server/tree/HEAD/packages/mongodb-memory-server) from 8.16.0 to 9.3.0.
- [Release notes](https://github.com/nodkz/mongodb-memory-server/releases)
- [Changelog](https://github.com/nodkz/mongodb-memory-server/blob/master/CHANGELOG.md)
- [Commits](https://github.com/nodkz/mongodb-memory-server/commits/v9.3.0/packages/mongodb-memory-server)

---
updated-dependencies:
- dependency-name: mongodb-memory-server
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -30,7 +30,7 @@
 	],
 	"devDependencies": {
 		"ava": "^4.3.1",
-		"mongodb-memory-server": "^8.8.0",
+		"mongodb-memory-server": "^9.3.0",
 		"mongoose": "^6.0.4",
 		"xo": "^0.51.0"
 	},