[Snyk] Security upgrade nodemailer from 6.9.7 to 6.9.9

[killmenot]

This PR was automatically created by Snyk using the credentials of a real user.

Snyk has created this PR to fix one or more vulnerable packages in the `npm` dependencies of this project.

#### Changes included in this PR - Changes to the following files to upgrade the vulnerable dependencies to a fixed version: - package.json - package-lock.json #### Vulnerabilities that will be fixed ##### With an upgrade: Severity | Priority Score (*) | Issue | Breaking Change | Exploit Maturity :-------------------------:|-------------------------|:-------------------------|:-------------------------|:-------------------------  | **658/1000**
**Why?** Proof of Concept exploit, Recently disclosed, Has a fix available, CVSS 5.3 | Regular Expression Denial of Service (ReDoS)
[SNYK-JS-NODEMAILER-6219989](https://snyk.io/vuln/SNYK-JS-NODEMAILER-6219989) | No | Proof of Concept (*) Note that the real score may have changed since the PR was raised.

Commit messages

Package name: nodemailer

The new version differs by 11 commits.

• 5a2e10f chore(master): release 6.9.9 [skip-ci] (#1606)
• dd8f5e8 fix(security): Fix issues described in GHSA-9h6g-pr28-7cqp. Do not use eternal matching pattern if only a few occurences are expected
• 2c2b46a chore: do not use caret in version specifier
• be45c1b fix(tests): Use native node test runner, added code coverage support, removed grunt (#1604)
• 4233f6f chore(master): release 6.9.8 [skip-ci] (#1605)
• 09d502f chore: removed double file
• b4d0e0c fix(punycode): do not use native punycode module
• 8376c02 Test new github notice syntax for README
• bc46a3b Updated stale github action
• 78bdaf8 chore: remove redundant AWS SDK for JavaScript v2 (#1593)
• 971ced7 chore: add mailcatch.app to well-known/services.json (#1586)

See the full diff

Check the changes in this PR to ensure they won't cause issues with your project. ------------ **Note:** *You are seeing this because you or someone else with access to this repository has authorized Snyk to open fix PRs.* For more information: 🧐 [View latest project report](https://app.snyk.io/org/killmenot/project/17a5b93a-f8d9-4098-b866-ab3c43aed3b6?utm_source=github&utm_medium=referral&page=fix-pr) 🛠 [Adjust project settings](https://app.snyk.io/org/killmenot/project/17a5b93a-f8d9-4098-b866-ab3c43aed3b6?utm_source=github&utm_medium=referral&page=fix-pr/settings) 📚 [Read more about Snyk's upgrade and patch logic](https://support.snyk.io/hc/en-us/articles/360003891078-Snyk-patches-to-fix-vulnerabilities) [//]: # (snyk:metadata:{"prId":"a795b543-5936-40e1-ba2f-64a59adc63c2","prPublicId":"a795b543-5936-40e1-ba2f-64a59adc63c2","dependencies":[{"name":"nodemailer","from":"6.9.7","to":"6.9.9"}],"packageManager":"npm","projectPublicId":"17a5b93a-f8d9-4098-b866-ab3c43aed3b6","projectUrl":"https://app.snyk.io/org/killmenot/project/17a5b93a-f8d9-4098-b866-ab3c43aed3b6?utm_source=github&utm_medium=referral&page=fix-pr","type":"auto","patch":[],"vulns":["SNYK-JS-NODEMAILER-6219989"],"upgrade":["SNYK-JS-NODEMAILER-6219989"],"isBreakingChange":false,"env":"prod","prType":"fix","templateVariants":["updated-fix-title","priorityScore"],"priorityScoreList":[658],"remediationStrategy":"vuln"}) --- **Learn how to fix vulnerabilities with free interactive lessons:** 🦉 [Regular Expression Denial of Service (ReDoS)](https://learn.snyk.io/lesson/redos/?loc=fix-pr)

[coveralls]

coverage: 93.857%. remained the same when pulling 2a3feccfcbb37a6487f4aac84d5c3518b972d7f3 on snyk-fix-24a129525b9c8111ec8d66ee9c35032e into c2128aff7b6f1b22375e2dc83f89c098b04fa3ae on master.