Bump @types/nodemailer from 6.4.7 to 6.4.8

Bumps [@types/nodemailer](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/nodemailer) from 6.4.7 to 6.4.8.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/nodemailer)

---
updated-dependencies:
- dependency-name: "@types/nodemailer"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

package.json

@@ -25,7 +25,7 @@
     "@types/bcrypt": "^5.0.0",
     "@types/express": "^4.17.17",
     "@types/node": "^20.1.4",
-    "@types/nodemailer": "^6.4.7",
+    "@types/nodemailer": "^6.4.8",
     "@types/speakeasy": "^2.0.7",
     "@typescript-eslint/eslint-plugin": "^5.59.5",
     "@typescript-eslint/parser": "^5.59.5",