Update nodemailer version #861
Description
A few different versions of nodemailer < 7.0.7 are in use.
Upgrading fixes CVE-2025-13033
@mbtest/mountebank 2.9.2
├─┬ mailparser 3.7.4
│ └── nodemailer 7.0.4
├── nodemailer 6.9.9
└─┬ smtp-server 3.14.0
└── nodemailer 7.0.3