ci: fix broken CICD workflow

[cakebaker]

This PR is an attempt to make the CICD.yml workflow work again. It currently fails with the following error and none of its checks are executed.

[Invalid workflow file: .github/workflows/CICD.yml#L1](https://github.com/uutils/coreutils/actions/runs/18274741656/workflow)
(Line: 476, Col: 12): A sequence was not expected

[github-actions]

GNU testsuite comparison:

Skip an intermittent issue tests/tail/overlay-headers (fails in this run but passes in the 'main' branch)

[codspeed-hq]

CodSpeed Performance Report

Merging #8831 will not alter performance

_{Comparing cakebaker:ci_fix_cicd_workflow (98f617a) with main (5e076fe)¹}

Summary

✅ 79 untouched
⏩ 73 skipped²

Footnotes

1. No successful run was found on main (98f617a) during the generation of this report, so 5e076fe was used instead as the comparison base. There might be some changes unrelated to this pull request in this report. ↩

2. 73 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩