Bump nodemailer from 6.5.0 to 6.6.1

Bumps [nodemailer](https://github.com/nodemailer/nodemailer) from 6.5.0 to 6.6.1.
- [Release notes](https://github.com/nodemailer/nodemailer/releases)
- [Changelog](https://github.com/nodemailer/nodemailer/blob/master/CHANGELOG.md)
- [Commits](https://github.com/nodemailer/nodemailer/compare/v6.5.0...v6.6.1)

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

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

package-lock.json

@@ -4175,9 +4175,9 @@
       "dev": true
     },
     "nodemailer": {
-      "version": "6.5.0",
-      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-6.5.0.tgz",
-      "integrity": "sha512-Tm4RPrrIZbnqDKAvX+/4M+zovEReiKlEXWDzG4iwtpL9X34MJY+D5LnQPH/+eghe8DLlAVshHAJZAZWBGhkguw=="
+      "version": "6.6.1",
+      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-6.6.1.tgz",
+      "integrity": "sha512-1xzFN3gqv+/qJ6YRyxBxfTYstLNt0FCtZaFRvf4Sg9wxNGWbwFmGXVpfSi6ThGK6aRxAo+KjHtYSW8NvCsNSAg=="
     },
     "nopt": {
       "version": "5.0.0",

package.json

@@ -27,7 +27,7 @@
     "lodash": "^4.17.21",
     "morgan": "^1.10.0",
     "mysql": "^2.18.1",
-    "nodemailer": "^6.5.0",
+    "nodemailer": "^6.6.1",
     "prom-client": "^13.1.0",
     "proxy-addr": "^2.0.6",
     "pug": "^3.0.2",