radv/resolve: do fmask decompress on all layers.

For a multi-layer subpass resolve we want to make sure we flush all
the layers.

Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Cc: <mesa-stable@lists.freedesktop.org>

src/amd/vulkan/radv_meta_resolve.c

@@ -695,7 +695,7 @@ radv_decompress_resolve_subpass_src(struct radv_cmd_buffer *cmd_buffer)
 		VkImageResolve region = {};
 		region.srcSubresource.baseArrayLayer = 0;
 		region.srcSubresource.mipLevel = 0;
-		region.srcSubresource.layerCount = 1;
+		region.srcSubresource.layerCount = src_image->info.array_size;
 
 		radv_decompress_resolve_src(cmd_buffer, src_image,
 					    src_att.layout, 1, &region);