use REST API for github comment

.github/workflows/sftp-benchmark.yml

@@ -153,14 +153,15 @@ jobs:
           path: wolfssh/openssh-average-download.csv
 
       - name: Comment on PR about performance
-        working-directory: ./wolfssh/
-        env:
-          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |
-          ARTIFACT_URL=$(gh api repos/wolfSSL/wolfssh/actions/artifacts --jq '.artifacts[] | select(.name=="upload-results") | .archive_download_url')
-
-          PR_NUMBER=$(jq --raw-output .pull_request.number "$GITHUB_EVENT_PATH")
-          gh pr comment $PR_NUMBER --body "Performance results are located here [benchmark artifacts]($ARTIFACT_URL)"
+          ARTIFACT_URL=$(gh api repos/${{ github.repository }}/actions/artifacts \
+            --jq '.artifacts[0].archive_download_url')
+
+          curl -X POST \
+            -H "Authorization: token ${{ github.token }}" \
+            -H "Accept: application/vnd.github.v3+json" \
+            "https://api.github.com/repos/${{ github.repository }}/issues/${{ github.event.pull_request.number }}/comments" \
+            -d "{\"body\":\"Graphs available in [workflow artifacts]($ARTIFACT_URL)\"}"
 
       - name: Print logs if failed
         working-directory: ./wolfssh/