build(deps): bump nodemailer from 6.8.0 to 6.9.9

Bumps [nodemailer](https://github.com/nodemailer/nodemailer) from 6.8.0 to 6.9.9.
- [Release notes](https://github.com/nodemailer/nodemailer/releases)
- [Changelog](https://github.com/nodemailer/nodemailer/blob/master/CHANGELOG.md)
- [Commits](nodemailer/nodemailer@v6.8.0...v6.9.9)

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

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

packages/server/package.json

@@ -45,7 +45,7 @@
     "morgan": "^1.10.0",
     "ms": "^2.1.2",
     "nestjs-bunyan": "^3.0.0",
-    "nodemailer": "^6.6.1",
+    "nodemailer": "^6.9.9",
     "randomstring": "^1.1.5",
     "serve-favicon": "^2.5.0",
     "tslib": "^2.4.1",