panvk: Move single-plane views of multiplane formats to pview.planes[0]

Place the view plane at index 0 for single-plane views of multiplane
formats. Does not apply to YCbCr views of multiplane images since
view->vk.aspects for those will contain the full set of plane aspects.

Signed-off-by: Rebecca Mckeever <rebecca.mckeever@collabora.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/32563>
1 file changed