fix(deps): bump dotenv from 14.2.0 to 16.0.0

Bumps [dotenv](https://github.com/motdotla/dotenv) from 14.2.0 to 16.0.0.
- [Release notes](https://github.com/motdotla/dotenv/releases)
- [Changelog](https://github.com/motdotla/dotenv/blob/master/CHANGELOG.md)
- [Commits](motdotla/dotenv@v14.2.0...v16.0.0)

---
updated-dependencies:
- dependency-name: dotenv
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -11,7 +11,7 @@
     "cookie-parser": "~1.4.6",
     "cors": "^2.8.5",
     "debug": "~4.3.4",
-    "dotenv": "^14.2.0",
+    "dotenv": "^16.0.0",
     "express": "~4.17.3",
     "memory-cache": "^0.2.0",
     "moment-timezone": "^0.5.34",