bnxt_en: Add 5760X (P7) PCI IDs

Now with basic support for the new chip family, add the PCI IDs of the
new devices.

Reviewed-by: Andy Gospodarek <gospo@broadcom.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Link: https://lore.kernel.org/r/20231201223924.26955-16-michael.chan@broadcom.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>