Remove outdated contents

Author: Guang Yang

extension/benchmark/README.md

@@ -59,10 +59,5 @@ Users can schedule a benchmarking workflow on a pull request through GitHub Acti
 > **Note:** Write permission to the repo will be needed in order to run the on-demand workflow.
 
 
-## Retrieving Benchmark Results
-
-Currently, retrieving benchmark results involves manually extracting the `benchmark_results.json` from the `Customer_Artifacts.zip` stored on AWS S3 from the benchmarking job. This process is not yet streamlined. We are working on simplifying this process and linking the results directly to the dashboard, which will be available soon.
-
-
 ## Feedback and Issue Reporting
 We encourage users to share feedback or report any issues while using the infra. Please submit your feedback via GitHub Issues.