RDMA/mana_ib: Query feature_flags bitmask from FW

Extend the mana_ib_gd_query_adapter_caps function to retrieve and store
the feature_flags from the firmware response.

Signed-off-by: Shiraz Saleem <shirazsaleem@microsoft.com>
Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com>
Link: https://patch.msgid.link/1738751713-16169-2-git-send-email-kotaranov@linux.microsoft.com


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