Prevent stainless from auto-stubbing new api routes

Author: blainekasten

.github/workflows/pull-request.yml

@@ -48,6 +48,7 @@ jobs:
         with:
           stainless_api_key: ${{ secrets.STAINLESS_API_KEY }}
           org: ${{ env.STAINLESS_ORG }}
+          guess_config: false
           project: ${{ env.STAINLESS_PROJECT }}
           oas_path: ${{ env.OAS_PATH }}
           fail_on: ${{ env.FAIL_ON }}