Update on "[executorch] show backend test infra pass rate of CUDA backend to PyTorch HUD"

Add infrastructure to track CUDA backend test pass rates on PyTorch HUD
dashboard over time

Differential Revision: [D95335059](https://our.internmc.facebook.com/intern/diff/D95335059/)

[ghstack-poisoned]

Author: Gasoonjia

.ci/scripts/generate_test_pass_rate_in_v3_format.py

@@ -171,7 +171,9 @@ def main():
     )
 
     print(f"Suite: {args.suite}")
-    print(f"  Pass: {counts['passes']}, Fail: {counts['fails']}, Skip: {counts['skips']}")
+    print(
+        f"  Pass: {counts['passes']}, Fail: {counts['fails']}, Skip: {counts['skips']}"
+    )
     print(f"  Pass rate: {pass_rate:.2f}%")
 
     records = generate_v3_records(

.github/workflows/test-backend-cuda.yml

@@ -81,6 +81,13 @@ jobs:
           echo "V3 results prepared:"
           ls -lah benchmark-results/v3/ || echo "No v3 results generated"
 
+      - name: Authenticate with AWS
+        uses: aws-actions/configure-aws-credentials@v4
+        with:
+          role-to-assume: arn:aws:iam::308535385114:role/gha_workflow_upload-benchmark-results
+          role-duration-seconds: 18000
+          aws-region: us-east-1
+
       - name: Upload test pass rate to dashboard
         uses: pytorch/test-infra/.github/actions/upload-benchmark-results@main
         with: