chore(deps): bump dotenv from 6.2.0 to 8.2.0 in /api-server

Bumps [dotenv](https://github.com/motdotla/dotenv) from 6.2.0 to 8.2.0.
- [Release notes](https://github.com/motdotla/dotenv/releases)
- [Changelog](https://github.com/motdotla/dotenv/blob/master/CHANGELOG.md)
- [Commits](motdotla/dotenv@v6.2.0...v8.2.0)

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

api-server/package.json

@@ -28,7 +28,7 @@
     "date-fns": "^1.30.1",
     "debug": "^2.2.0",
     "dedent": "~0.7.0",
-    "dotenv": "^6.2.0",
+    "dotenv": "^8.2.0",
     "express-flash": "~0.0.2",
     "express-session": "^1.17.1",
     "express-validator": "^6.10.0",