Update the Intel i40e drivers, ixl version 1.2.8, ixlv version 1.1.18
	-Improved VF stability, thanks to changes from Ryan Stone,
	 and Juniper.
	- RSS fixes in the ixlv driver
	- link detection in the ixlv driver
	- New sysctl's added in ixl and ixlv
	- reset timeout increased for ixlv
	- stability fixes in detach
	- correct media reporting
	- Coverity warnings fixed
	- Many small bug fixes
	- VF Makefile modified - nvm shared code needed
	- remove unused sleep channels in ixlv_sc struct

Submitted by: Eric Joyner (committed by jfv)
MFC after:	1 week


git-svn-id: svn+ssh://svn.freebsd.org/base/head@274205 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f