Bump mailparser from 3.6.7 to 3.9.3

Bumps [mailparser](https://github.com/nodemailer/mailparser) from 3.6.7 to 3.9.3.
- [Release notes](https://github.com/nodemailer/mailparser/releases)
- [Changelog](https://github.com/nodemailer/mailparser/blob/master/CHANGELOG.md)
- [Commits](nodemailer/mailparser@v3.6.7...v3.9.3)

---
updated-dependencies:
- dependency-name: mailparser
  dependency-version: 3.9.3
  dependency-type: direct:production
...

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

Author: dependabot[bot]

package-lock.json

@@ -227,7 +227,7 @@
     "lottie-web": "5.12.2",
     "lru-cache": "7.18.3",
     "lucide-react": "0.407.0",
-    "mailparser": "3.6.7",
+    "mailparser": "3.9.3",
     "markdown-to-text": "0.1.1",
     "marked": "4.3.0",
     "mermaid": "11.12.0",