MFC r316310
Update man page for commit r316309 "Add support for optional Soft LRO".
The driver provides the ability to select either HW or Software LRO, when
LRO is enabled (default HW LRO).

Copy head (r256279) to stable/10 as part of the 10.0-RELEASE cycle.

Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

Add Qlogic 10Gigabit Ethernet & CNA Adapter Driver Version 3.10.10 for
QLogic 8300 Series Adapters

Submitted by: David C Somayajulu (davidcs@freebsd.org) QLogic Corporation
Approved by: George Neville-Neil (gnn@freebsd.org)