chore(deps): bump nodemailer from 6.9.15 to 6.9.16 (#5130)

Bumps [nodemailer](https://github.com/nodemailer/nodemailer) from 6.9.15 to 6.9.16.
- [Release notes](https://github.com/nodemailer/nodemailer/releases)
- [Changelog](https://github.com/nodemailer/nodemailer/blob/master/CHANGELOG.md)
- [Commits](nodemailer/nodemailer@v6.9.15...v6.9.16)

---
updated-dependencies:
- dependency-name: nodemailer
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

packages/mail-client/package.json

@@ -41,7 +41,7 @@
     "@sap-cloud-sdk/connectivity": "^3.22.2",
     "@sap-cloud-sdk/util": "^3.22.2",
     "async-retry": "^1.3.3",
-    "nodemailer": "6.9.15",
+    "nodemailer": "6.9.16",
     "socks": "2.8.3"
   },
   "devDependencies": {

yarn.lock

@@ -7033,6 +7033,11 @@ [email protected]:
   resolved "https://registry.npmjs.org/nodemailer/-/nodemailer-6.9.15.tgz#57b79dc522be27e0e47ac16cc860aa0673e62e04"
   integrity sha512-AHf04ySLC6CIfuRtRiEYtGEXgRfa6INgWGluDhnxTZhHSKvrBu7lc1VVchQ0d8nPc4cFaZoPq8vkyNoZr0TpGQ==
 
+[email protected]:
+  version "6.9.16"
+  resolved "https://registry.npmjs.org/nodemailer/-/nodemailer-6.9.16.tgz#3ebdf6c6f477c571c0facb0727b33892635e0b8b"
+  integrity sha512-psAuZdTIRN08HKVd/E8ObdV6NO7NTBY3KsC30F7M4H1OnmLCUNaS56FpYxyb26zWLSyYF9Ozch9KYHhHegsiOQ==
+
 nopt@^4.0.1:
   version "4.0.3"
   resolved "https://registry.npmjs.org/nopt/-/nopt-4.0.3.tgz#a375cad9d02fd921278d954c2254d5aa57e15e48"