Fix yaml errors

Signed-off-by: Shreeya Patel <spatel@ciq.com>

Author: shreeya-patel98

.github/workflows/kernel-build-and-test-x86_64.yml

@@ -434,40 +434,44 @@ jobs:
         - **Note:** Manual review recommended to ensure no regressions"
         fi
 
-        # Create PR body
+        # Create PR body - part 1
         cat > pr_body.md << 'PRBODY'
-        ## Summary
-        This PR has been automatically created after successful completion of all CI stages.
+## Summary
+This PR has been automatically created after successful completion of all CI stages.
 
-        ## Commit Message(s)
-        ```
+## Commit Message(s)
+```
 PRBODY
+
+        # Add commit message
         cat /tmp/commit_message.txt >> pr_body.md
+
+        # Create PR body - part 2
         cat >> pr_body.md << 'PRBODY'
-        ```
+```
 
-        ## Test Results
+## Test Results
 
-        ### ✅ Build Stage
-        - Status: Passed
-        - Build Time: ${{ steps.build_info.outputs.build_time }}
-        - Total Time: ${{ steps.build_info.outputs.total_time }}
-        - [View build logs](https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }})
+### ✅ Build Stage
+- Status: Passed
+- Build Time: ${{ steps.build_info.outputs.build_time }}
+- Total Time: ${{ steps.build_info.outputs.total_time }}
+- [View build logs](https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }})
 
-        ### ✅ Boot Verification
-        - Status: Passed
-        - [View boot logs](https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }})
+### ✅ Boot Verification
+- Status: Passed
+- [View boot logs](https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }})
 
-        ### ✅ Kernel Selftests
-        - **Passed:** ${{ steps.stats.outputs.passed }}
-        - **Failed:** ${{ steps.stats.outputs.failed }}
-        - [View kselftest logs](https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }})
+### ✅ Kernel Selftests
+- **Passed:** ${{ steps.stats.outputs.passed }}
+- **Failed:** ${{ steps.stats.outputs.failed }}
+- [View kselftest logs](https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }})
 
-        $COMPARISON_SECTION
+$COMPARISON_SECTION
 
-        ---
-        🤖 This PR was automatically generated by GitHub Actions
-        Run ID: ${{ github.run_id }}
+---
+🤖 This PR was automatically generated by GitHub Actions
+Run ID: ${{ github.run_id }}
 PRBODY
 
         # Check if PR already exists