fix(deps): update dependency dotenv to v16 (#35)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package.json

@@ -23,7 +23,7 @@
     "@payloadcms/richtext-lexical": "^0.11.0",
     "@payloadcms/richtext-slate": "^1.0.0",
     "cross-env": "^7.0.3",
-    "dotenv": "^8.2.0",
+    "dotenv": "^16.0.0",
     "express": "^4.19.2",
     "payload": "^2.0.0"
   },