Vulkan: Vertex buffer should be format aligned. The address of each attribute in a vertex buffer must be aligned according to its format. See section 20.3 of vkspec. Currently we don't handle this when using DynamicBuffer as vertex input buffer. This loosely fixes the issue by using max alignment for all formats. BUG=angleproject:2797,angleproject:2405 Change-Id: I2b27950dacc8fda75dcb646ef4b4d66ff27d629a Reviewed-on: https://chromium-review.googlesource.com/1234281 Commit-Queue: Jamie Madill <jmadill@chromium.org> Reviewed-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Geoff Lang <geofflang@chromium.org>