drm/amdgpu: Enable pg/cg flags on GC11_0_4 for VCN

[ Upstream commit 2a0fe2ca

 ]

This enable VCN PG, CG and JPEG PG, CG

Signed-off-by: Saleemkhan Jamadar <saleemkhan.jamadar@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Yifan Zhang <yifan1.zhang@amd.com>
Reviewed-by: Aaron Liu <aaron.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Stable-dep-of: e1d900df

 ("drm/amdgpu: enable VCN DPG for GC IP v11.0.4")
Signed-off-by: Sasha Levin <sashal@kernel.org>