LayoutTests/imported/w3c/web-platform-tests/streams/readable-streams/general-expected.txt is no longer needed
<rdar://problem/107314616>
Pull request: https://github.com/WebKit/WebKit/pull/12048
Committed 262213@main (d7569a3a43f8): <https://commits.webkit.org/262213@main> Reviewed commits have been landed. Closing PR #12048 and removing active labels.