RDMA/bnxt_re: Group all operations under add_device and remove_device

Adding and removing device need to be handled from multiple contexts
when Firmware error recovery is supported. So group all the add and remove
operations to add_device and remove_device function.

Signed-off-by: Chandramohan Akula <chandramohan.akula@broadcom.com>
Reviewed-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com>
Link: https://patch.msgid.link/1726027710-2292-4-git-send-email-selvin.xavier@broadcom.com


Signed-off-by: Leon Romanovsky <leon@kernel.org>