drm/amd/display: Re-add aux intercept disable delay generically for 2+ LTTPRs

[WHY]
Issue not display generic, required for multiple 2+ LTTPR link configurations.

[HOW]
Revert monitor patch change and remove delay for single LTTPR case

Reviewed-by: George Shen <george.shen@amd.com>
Acked-by: Alan Liu <haoping.liu@amd.com>
Signed-off-by: Michael Strauss <michael.strauss@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>