bnxt_en: Add Hyper-V VF ID

VFs of the P7 chip family created by Hyper-V will have the device ID of
0x181b.

Reviewed-by: Somnath Kotur <somnath.kotur@broadcom.com>
Reviewed-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
Signed-off-by: Pavan Chebbi <pavan.chebbi@broadcom.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Link: https://patch.msgid.link/20250819163919.104075-6-michael.chan@broadcom.com


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