fix(deps): update dependency dotenv to v16.6.1 (#1134)

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

Author: renovate[bot]

backend/package.json

@@ -42,7 +42,7 @@
     "axios": "1.10.0",
     "class-transformer": "0.5.1",
     "class-validator": "0.14.2",
-    "dotenv": "16.5.0",
+    "dotenv": "16.6.1",
     "drizzle-orm": "0.43.1",
     "drizzle-zod": "0.7.1",
     "http-signature": "1.4.0",