drm/amd/amdgpu: avoid soft reset check when gpu recovery disabled

Avoid soft reset, even ip hang check (ring/ib test) when gpu recovery
disabled.

v2: add missing "}"

Signed-off-by: Chengming Gui <Jack.Gui@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>