drm/amdgpu: add missing DCE6 to dce_version_to_string()

Missing DCE 6.0 6.1 and 6.4 are identified as UNKNOWN. Fix this.

Signed-off-by: Alexandre Demers <alexandre.f.demers@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alexandre Demers 2025-04-13 16:51:21 -04:00 • committed by Alex Deucher
commit 00ec6732a9