b4cc116339
Previously, attributes would always use an RGBA swizzle, even if the format was BGRA. Fixes piglit tests bgra-sec-color-pointer and bgra-vert-attrib-pointer. Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4752>