fix typo: 'choromium' -> 'Chromium' This is truly an incredibly high priority commit. Bug: angleproject:6734 Change-Id: I921148ecfffbe1ce7fcad0eccb4a53e51d247746 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3328947 Reviewed-by: Shahbaz Youssefi <syoussefi@google.com> Commit-Queue: Shahbaz Youssefi <syoussefi@google.com>