chore(deps): update dependency dotenv to v16.6.1

Author: renovate[bot]

package.json

@@ -26,7 +26,7 @@
     "dedent": "1.5.3",
     "discord-oauth2": "2.12.1",
     "discord.js": "14.16.3",
-    "dotenv": "16.5.0",
+    "dotenv": "16.6.1",
     "express": "5.1.0",
     "express-rate-limit": "7.5.1",
     "fs-extra": "11.3.1",