[i-g-t, v3, 5/7] tests/kms_psr2_sf: Use stored psr mode instead of PSR_MODE_2_SEL_FETCH

[Joshi, Kunal1]

On 6/14/2024 11:08 AM, Jouni Högander wrote:
> We are already checking psr mode supported by system and storing it.
> Use stored value instead of PSR_MODE_2_SEL_FETCH when enabling psr mode.
>
> Signed-off-by: Jouni Högander <jouni.hogander at intel.com>
Reviewed-by: Kunal Joshi <kunal1.joshi at intel.com>