drm/amd/display: Set default Z8 minimum residency for DCN35

[Why & How]
Match DCN314's policy.
Reviewed-by: Gabe Teeger <gabe.teeger@amd.com>
Reviewed-by: Charlene Liu <charlene.liu@amd.com>
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c

@@ -764,6 +764,7 @@ static const struct dc_debug_options debug_defaults_drv = {
 	},
 	.seamless_boot_odm_combine = DML_FAIL_SOURCE_PIXEL_FORMAT,
 	.enable_z9_disable_interface = true, /* Allow support for the PMFW interface for disable Z9*/
+	.minimum_z8_residency_time = 2100,
 	.using_dml2 = true,
 	.support_eDP1_5 = true,
 	.enable_hpo_pg_support = false,