text-box-trim: add tests for text-emphasis + ruby
Both of the annotations should be trimmed when text-box-trim is set.
Bug: 40254880
Change-Id: Ie0f05ad292e0e76f633a3862c826545f509f1797
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5671194
Reviewed-by: Koji Ishii kojii@chromium.org
Commit-Queue: Lingqi Chi lingqi@chromium.org
Cr-Commit-Position: refs/heads/main@{#1322584}