[Demo] Add symfony/ai-azure-platform dependency

Author: OskarStark

demo/composer.json

@@ -12,6 +12,7 @@
         "mrmysql/youtube-transcript": "^0.0.5",
         "nyholm/psr7": "^1.8",
         "php-http/discovery": "^1.20",
+        "symfony/ai-azure-platform": "@dev",
         "symfony/ai-bundle": "@dev",
         "symfony/ai-chroma-db-store": "@dev",
         "symfony/ai-clock-tool": "@dev",