[fix][ci] avoid early exit of script for failure case (#2979)

.github/workflows/publish-job-success.yml

@@ -30,8 +30,7 @@ jobs:
  run: |
  workflow_name=$(echo "$WORKFLOW_NAME" | tr -d ' ')
  metric_name="${REPO_NAME}-${workflow_name}-Failure"
- [[ "$CONCLUSION" == "success" ]]
- failedBuild=$?
+ failedBuild=$([ "$CONCLUSION" == "success" ]; echo $?)
  aws cloudwatch put-metric-data --namespace GithubCI \
  --metric-name "$metric_name" \
  --value $failedBuild \