LU-14334 lnet: update changelog

LU-14334 lnet: update changelog

Updated changelog to indicate changes in OFED/MOFED support
as well as new features added in this version of LNet.

Test-Parameters: trivial
Change-Id: I264f6566324da42fd51a8e159d172cbf0ae1a28b
Signed-off-by: Serguei Smirnov <ssmirnov@whamcloud.com>
Reviewed-on: https://review.whamcloud.com/41263
Reviewed-by: Chris Horn <chris.horn@hpe.com>
Tested-by: jenkins <devops@whamcloud.com>
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>