Bump nodemailer from 4.7.0 to 6.4.11 Bumps [nodemailer](https://github.com/nodemailer/nodemailer) from 4.7.0 to 6.4.11. - [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/v4.7.0...v6.4.11) Signed-off-by: dependabot-preview[bot]