drm/amdgpu: enable gpu recovery for dimgrey_cavefish

As dimgrey_cavefish driver is stable enough, set gpu recovery as default
in HW hang for dimgrey_cavefish.

Signed-off-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Jiansong Chen <Jiansong.Chen@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_device.c

@@ -4221,6 +4221,7 @@ bool amdgpu_device_should_recover_gpu(struct amdgpu_device *adev)
 		case CHIP_NAVI12:
 		case CHIP_SIENNA_CICHLID:
 		case CHIP_NAVY_FLOUNDER:
+		case CHIP_DIMGREY_CAVEFISH:
 			break;
 		default:
 			goto disabled;