Update pr_agent.yml

Author: dineshroxonn

.github/workflows/pr_agent.yml

@@ -18,5 +18,5 @@ jobs:
         uses: qodo-ai/pr-agent@main
         env:
           GOOGLE_AI_STUDIO_GEMINI_API_KEY: ${{ secrets.GEMINI_API_KEY }}
-          CONFIG_MODEL: "gemini-2.5-pro-preview-05-6"
+          CONFIG_MODEL: "gemini-2.5-pro-preview-05-06"
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}