LU-12400 lnet: SO_SNDTIMEO, SO_RCVTIMEO removed

LU-12400 lnet: SO_SNDTIMEO, SO_RCVTIMEO removed

Y2038 64-bit time removed socket options that specify time.
The previous interface is available under _OLD and versions
expecting timespec64 are _NEW.

Linux-commit: 7f1bc6e95d7840d4305595b3e4025cddda88cee5

Test-Parameters: trivial
Cray-bug-id: LUS-7600
Signed-off-by: Shaun Tancheff <stancheff@cray.com>
Change-Id: I73ad3aa61afdfeba6160d95470b22cea03ed17f9
Reviewed-on: https://review.whamcloud.com/35237
Tested-by: jenkins <devops@whamcloud.com>
Reviewed-by: Chris Horn <hornc@cray.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Petros Koutoupis <pkoutoupis@cray.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>