eth: bnxt: apply hds_thrs settings correctly

Use the pending config for hds_thrs. Core will only update the "current"
one after we return success. Without this change 2 reconfigs would be
required for the setting to reach the device.

Fixes: 6b43673a ("bnxt_en: add support for hds-thresh ethtool command")
Reviewed-by: Michael Chan <michael.chan@broadcom.com>
Link: https://patch.msgid.link/20250119020518.1962249-5-kuba@kernel.org


Signed-off-by: Jakub Kicinski <kuba@kernel.org>