drm/amdgpu: enabled VCN3.0 CG for BEIGE GOBY

Enable VCN CG for BEIGE GOBY
Signed-off-by: NVeerabadhran Gopalakrishnan <veerabadhran.gopalakrishnan@amd.com>
Reviewed-by: NLeo Liu <leo.liu@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

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

@@ -1285,7 +1285,8 @@ static int nv_common_early_init(void *handle)
 			AMD_CG_SUPPORT_MC_LS |
 			AMD_CG_SUPPORT_HDP_MGCG |
 			AMD_CG_SUPPORT_HDP_LS |
-			AMD_CG_SUPPORT_IH_CG;
+			AMD_CG_SUPPORT_IH_CG |
+			AMD_CG_SUPPORT_VCN_MGCG;
 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
 			AMD_PG_SUPPORT_VCN_DPG |
 			AMD_PG_SUPPORT_ATHUB |