kabi whitelist: Remove all ib_ symbols from the list.

kabi whitelist: Remove all ib_ symbols from the list.

The following symbols are all used by the sif driver and are the only ib_ symbols
in the current uek4 kabi whitelist:

ib_alloc_device
ib_dealloc_device
ib_dispatch_event
ib_modify_qp_is_ok
ib_rate_to_mult
ib_register_device
ib_umem_get_attrs
ib_umem_release
ib_unregister_device

Remove these symbols from the list to allow a data structure change needed to
fix bug 25723815. This change breaks the kabi in the IB area.

Orabug: 25955825

Signed-off-by: Knut Omang <knut.omang@oracle.com>