Bump dotenv from 14.3.2 to 16.0.0 in /site (#334)

Bumps [dotenv](https://github.com/motdotla/dotenv) from 14.3.2 to 16.0.0.
- [Release notes](https://github.com/motdotla/dotenv/releases)
- [Changelog](https://github.com/motdotla/dotenv/blob/master/CHANGELOG.md)
- [Commits](https://github.com/motdotla/dotenv/compare/v14.3.2...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>

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

site/package-lock.json

@@ -13,9 +13,9 @@
       }
     },
     "dotenv": {
-      "version": "14.3.2",
-      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-14.3.2.tgz",
-      "integrity": "sha512-vwEppIphpFdvaMCaHfCEv9IgwcxMljMw2TnAQBB4VWPvzXQLTb82jwmdOKzlEVUL3gNFT4l4TPKO+Bn+sqcrVQ=="
+      "version": "16.0.0",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.0.0.tgz",
+      "integrity": "sha512-qD9WU0MPM4SWLPJy/r2Be+2WgQj8plChsyrCNQzW/0WjvcJQiKQJ9mH3ZgB3fxbUUxgc/11ZJ0Fi5KiimWGz2Q=="
     },
     "follow-redirects": {
       "version": "1.14.8",

site/package.json

@@ -5,6 +5,6 @@
   "license": "MIT",
   "dependencies": {
     "axios": "^0.25.0",
-    "dotenv": "^14.3.2"
+    "dotenv": "^16.0.0"
   }
 }