Bump nodemailer from 6.4.13 to 6.4.16

Bumps [nodemailer](https://github.com/nodemailer/nodemailer) from 6.4.13 to 6.4.16.
- [Release notes](https://github.com/nodemailer/nodemailer/releases)
- [Changelog](https://github.com/nodemailer/nodemailer/blob/master/CHANGELOG.md)
- [Commits](nodemailer/nodemailer@v6.4.13...v6.4.16)

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

Author: dependabot-preview[bot]

package.json

@@ -28,7 +28,7 @@
     "mime": "^2.4.6",
     "mongodb": "^3.6.2",
     "multer": "^1.4.2",
-    "nodemailer": "^6.4.13",
+    "nodemailer": "^6.4.16",
     "pg": "^8.3.3",
     "rate-limiter-flexible": "^2.1.10",
     "redis": "^3.0.2",

yarn.lock

@@ -5133,10 +5133,10 @@ node-releases@^1.1.58:
   resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-1.1.58.tgz#8ee20eef30fa60e52755fcc0942def5a734fe935"
   integrity sha512-NxBudgVKiRh/2aPWMgPR7bPTX0VPmGx5QBwCtdHitnqFE5/O8DeBXuIMH1nwNnw/aMo6AjOrpsHzfY3UbUJ7yg==
 
-nodemailer@^6.4.13:
-  version "6.4.13"
-  resolved "https://registry.yarnpkg.com/nodemailer/-/nodemailer-6.4.13.tgz#40e67cf5a32f2052258822a9394e190ea9714801"
-  integrity sha512-XmtiiKza2Cqtr+ZRMchMZn9s2nmwQDeakbf+yL0ODsIXOv58UZgk/MKPOkDKqY+mvxHs87PrJK7Nf/tcpKHqYQ==
+nodemailer@^6.4.16:
+  version "6.4.16"
+  resolved "https://registry.yarnpkg.com/nodemailer/-/nodemailer-6.4.16.tgz#5cb6391b1d79ab7eff32d6f9f48366b5a7117293"
+  integrity sha512-68K0LgZ6hmZ7PVmwL78gzNdjpj5viqBdFqKrTtr9bZbJYj6BRj5W6WGkxXrEnUl3Co3CBXi3CZBUlpV/foGnOQ==
 
 normalize-package-data@^2.3.2, normalize-package-data@^2.3.4, normalize-package-data@^2.5.0:
   version "2.5.0"