Update Gemini models

Author: XInTheDark

src/api/Providers/google_gemini.js

@@ -12,20 +12,15 @@ export const GeminiProvider = {
     { model: "flash", stream: true },
     { model: "pro", stream: true },
     { model: "experimental", stream: true },
-    { model: "thinking", stream: true },
-    { model: "2.5", stream: true },
   ],
   model_aliases: {
-    default: ["gemini-2.5-flash"],
-    flash: ["gemini-2.5-flash", "gemini-2.0-flash"],
-    experimental: ["gemini-2.5-flash", "gemini-2.5-pro"],
+    default: ["gemini-flash-latest", "gemini-pro-latest"],
+    flash: ["gemini-flash-latest", "gemini-2.5-flash"],
     pro: ["gemini-2.5-pro"],
-    thinking: ["gemini-2.5-flash", "gemini-2.5-pro"],
-    2.5: ["gemini-2.5-pro", "gemini-2.5-flash"],
+    experimental: ["gemini-2.5-flash-preview-09-2025"],
     "gemini-pro": "pro",
     "gemini-flash": "flash",
     "gemini-exp": "experimental",
-    "gemini-thinking": "thinking",
   },
   maxOutputTokens: {
     default: 64000,