Vulkan: Enable varyingsRequireMatchingPrecisionInSpirv for Samsung Bug: b/430501085 Change-Id: Iac5061c5d33642af1e53a990487833c26df45b30 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/6717687 Reviewed-by: Cody Northrop <cnorthrop@google.com> Reviewed-by: Yuxin Hu <yuxinhu@google.com> Commit-Queue: Cody Northrop <cnorthrop@google.com>