zink: fix format-mapping

These formats are incorrectly mapped, and should be reversed.

Fixes: 8d46e35d16e ("zink: introduce opengl over vulkan")

Reviewed-By: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7982>
(cherry picked from commit d788a1d6f4ef07f75eaa761ae715ec4d5c852885)

Conflicts:
	src/gallium/drivers/zink/zink_format.c
2 files changed