RDMA/ucma: Support query resolved service records

Enable user-space to query resolved service records through a ucma
command when a RDMA_CM_EVENT_ADDRINFO_RESOLVED event is received.

Signed-off-by: Or Har-Toov <ohartoov@nvidia.com>
Signed-off-by: Mark Zhang <markzhang@nvidia.com>
Reviewed-by: Vlad Dumitrescu <vdumitrescu@nvidia.com>
Link: https://patch.msgid.link/1090ee7c00c3f8058c4f9e7557de983504a16715.1751279794.git.leonro@nvidia.com


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