Automatic update from web-platform-tests Make everything in PIs case sensitive This includes PI targets and attribute names. Following the merged processing instruction spec in DOM+HTML. Also now we don't need the intermediate buffer when parsing. Existing upstream tests already assert this, though some needed a bit of result tweaking. Bug: 481087638 Change-Id: I50913cec8d0dbb2e48df5b4c52db6f1d92530f41 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/7946164 Reviewed-by: Philip Jägenstedt <foolip@chromium.org> Commit-Queue: Noam Rosenthal <nrosenthal@google.com> Cr-Commit-Position: refs/heads/main@{#1659761} -- wpt-commits: 96a0f1ff8e94191d8b09e467c40d6eaa37e35ebf wpt-pr: 61197