Vulkan: Update bug number in KHR ES 3.1 expectations It was pointing to general ES 3.1 bug. Bug: angleproject:4107 Change-Id: Ief726c57d5a853d633df705eb30e8cdad3f6c9ca Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2050030 Reviewed-by: Courtney Goeltzenleuchter <courtneygo@google.com> Reviewed-by: Cody Northrop <cnorthrop@google.com> Commit-Queue: Cody Northrop <cnorthrop@google.com>