fix(azure): add /images/edits to deployments endpoints (#1509)

* Add /images/edits to AzureOpenAI deployments endpoints

Author: mikhail

src/index.ts

@@ -772,6 +772,7 @@ const _deployments_endpoints = new Set([
   '/audio/translations',
   '/audio/speech',
   '/images/generations',
+  '/images/edits',
 ]);
 
 const API_KEY_SENTINEL = '<Missing Key>';