drm/amdgpu/cs: make commands with 0 chunks illegal behaviour.
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.121 by commit be585921f29df5422a39c952d188b418ad48ffab. For more details please see the references link.