venus: fix the cmd stride used for qfb recording

Not a real issue since the dispatchable handle size is the same.

Fixes: d2a626787e ("venus: track/recycle appended query feedback cmds")
Signed-off-by: Yiwei Zhang <zzyiwei@chromium.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/27649>

src/virtio/vulkan/vn_queue.c

@@ -629,7 +629,7 @@ vn_queue_submission_add_query_feedback(struct vn_queue_submission *submit,
    VkCommandBuffer *feedback_cmd_handle =
       vn_get_feedback_cmd_handle(submit, feedback_cmds, *cmd_count);
    const uint32_t stride = submit->batch_type == VK_STRUCTURE_TYPE_SUBMIT_INFO
-                              ? sizeof(VkCommandBuffer *)
+                              ? sizeof(VkCommandBuffer)
                               : sizeof(VkCommandBufferSubmitInfo);
 
    struct vn_feedback_cmd_pool *feedback_cmd_pool = NULL;