Add gemini-2.5-pro-preview-06-05 into constant.ts

Author: KevinShiCN

app/constant.ts

@@ -546,6 +546,7 @@ const googleModels = [
   "gemini-2.0-flash-thinking-exp-01-21",
   "gemini-2.0-pro-exp",
   "gemini-2.0-pro-exp-02-05",
+  "gemini-2.5-pro-preview-06-05",
 ];
 
 const anthropicModels = [