These are obsolete versions of tests that are also under LayoutTests/imported/w3c/web-platform-tests/css/css-variables
Pull request: https://github.com/WebKit/WebKit/pull/9124
Committed 259373@main (50ab48d50b43): <https://commits.webkit.org/259373@main> Reviewed commits have been landed. Closing PR #9124 and removing active labels.
<rdar://problem/104655156>