[i-g-t, 3/4] tests/intel/kms_frontbuffer_tracking: Re-use devid & display_ver

[Joshi, Kunal1]

On 12/27/2023 7:00 PM, Bhanuprakash Modem wrote:
> Instead of querying for devid & display_ver, just cache them
> and re-use where ever it's required.
>
> Signed-off-by: Bhanuprakash Modem <bhanuprakash.modem at intel.com>
Reviewed-by: Kunal Joshi <kunal1.joshi at intel.com>