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:development
...

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

yarn.lock

@@ -446,9 +446,9 @@ neo-async@^2.6.0:
   integrity sha512-Yd3UES5mWCSqR+qNT93S3UoYUkqAZ9lLg8a7g9rimsWmYGK8cVToA4/sF3RrshdyV3sAGMXVUmpMYOw+dLpOuw==
 
 nodemailer@^6.4.6:
-  version "6.8.0"
-  resolved "https://registry.yarnpkg.com/nodemailer/-/nodemailer-6.8.0.tgz#804bcc5256ee5523bc914506ee59f8de8f0b1cd5"
-  integrity sha512-EjYvSmHzekz6VNkNd12aUqAco+bOkRe3Of5jVhltqKhEsjw/y0PYPJfp83+s9Wzh1dspYAkUW/YNQ350NATbSQ==
+  version "6.9.9"
+  resolved "https://registry.yarnpkg.com/nodemailer/-/nodemailer-6.9.9.tgz#4549bfbf710cc6addec5064dd0f19874d24248d9"
+  integrity sha512-dexTll8zqQoVJEZPwQAKzxxtFn0qTnjdQTchoU6Re9BUUGBJiOy3YMn/0ShTW6J5M0dfQ1NeDeRTTl4oIWgQMA==
 
 normalize-path@^3.0.0, normalize-path@~3.0.0:
   version "3.0.0"