GSD-2021-1001690 drm/amdgpu: handle the case of pci_channel_io_frozen only in amdgpu_pci_resume

drm/amdgpu: handle the case of pcichanneliofrozen only in amdgpupciresume 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 v5.14.12 by commit...