Fix GitHub Actions multi-line output EOF delimiter error in cogci.yml — a GitHub Copilot (GitHub) bot flight

From the pull request description

## Problem The CogML CI Build workflow was failing with the error: ``` Invalid value. Matching delimiter not found 'EOF' ``` This error occurred during the "Get failed job information" step when processing multi-line output for the `commit_message` field. ## Root Cause The issue was in the multi…

Excerpt (first 300 characters) — the full description is on GitHub.