[Snyk] Security upgrade nodemailer from 6.4.11 to 6.4.16

[snyk-bot]

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
	823/1000 Why? Proof of Concept exploit, Recently disclosed, Has a fix available, CVSS 8.6	Command Injection SNYK-JS-NODEMAILER-1038834	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 10 commits.

• ba31c64 v6.4.16
• 7e7b2b2 v6.4.15
• fca2041 Update CHANGELOG.md
• b4ccfa3 Oups
• 24b93bf Add ethereal.email to well-known/services.json
• 0f132fa doc: make the code a little more accessible with some code comments.
• 1815bad v6.4.14
• dd26ddd v6.4.13
• 455cfbe v6.4.12
• 1787f22 Includes all information from the oath2 error response in the error message (#1191)

See the full diff

Check the changes in this PR to ensure they won't cause issues with your project.

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📚 Read more about Snyk's upgrade and patch logic

[codecov]

Codecov Report

Merging #304 (45371cf) into master (c2f9635) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #304   +/-   ##
=======================================
  Coverage   87.08%   87.08%           
=======================================
  Files          17       17           
  Lines         635      635           
=======================================
  Hits          553      553           
  Misses         82       82           

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