Update dependency nodemailer to v6.7.0 - autoclosed

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
nodemailer (source)	6.6.3 -> 6.7.0

---

Release Notes

nodemailer/nodemailer

### [`v6.7.0`](https://togithub.com/nodemailer/nodemailer/blob/master/CHANGELOG.md#​670-2021-10-11) [Compare Source](https://togithub.com/nodemailer/nodemailer/compare/v6.6.5...v6.7.0) - Updated DNS resolving logic. If there are multiple responses for a A/AAAA record, then loop these randomly instead of only caching the first one ### [`v6.6.5`](https://togithub.com/nodemailer/nodemailer/blob/master/CHANGELOG.md#​665-2021-09-23) [Compare Source](https://togithub.com/nodemailer/nodemailer/compare/v6.6.4...v6.6.5) - Replaced Object.values() and Array.flat() with polyfills to allow using Nodemailer in Node v6+ ### [`v6.6.4`](https://togithub.com/nodemailer/nodemailer/blob/master/CHANGELOG.md#​664-2021-09-22) [Compare Source](https://togithub.com/nodemailer/nodemailer/compare/v6.6.3...v6.6.4) - Better compatibility with IPv6-only SMTP hosts (oxzi) - Fix ses verify for sdk v3 (hannesvdvreken) - Added SECURITY.txt for contact info

---

Configuration

📅 Schedule: At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• [ ] If you want to rebase/retry this PR, check this box.

---

This PR has been generated by WhiteSource Renovate. View repository job log here.