Updates ChatGPT to 4o model (#82)

* Updates openai package to 4.50.0
* Adds support for image queries
* Updates parseInput util to support attachments
* Does not implement image queries for web API
* Adds support for hidden modal args
* Improves label for ephemeral field on modal

Co-authored-by: Michael Yaworski <mikeyaworski@hotmail.com>

package.json

@@ -79,7 +79,7 @@
     "node-cache": "^5.1.2",
     "node-fetch": "^2.7.0",
     "node-notifier": "^9.0.0",
-    "openai": "^3.3.0",
+    "openai": "^4.50.0",
     "p-limit": "^3.1.0",
     "pg": "^8.5.1",
     "play-dl": "^1.9.7",