sys/dev/enic/if_enic.c: remove an extra semicolon

Signed-off-by: rilysh <nightquick@proton.me>
Reviewed by: imp
Pull Request: https://github.com/freebsd/freebsd-src/pull/959

enic: Don't restart on VLAN changes

In rS360398, a new iflib device method was added with default of opt out
for VLAN events needing an interface reset.

This re-init is unintentional for vmxnet3(4).

MFC after: 2 weeks
Sponsored by: BBOX.io
Differential Revision: https://reviews.freebsd.org/D41558

iflib drivers: Constify PCI ID LUTs

Since d49e83eac3baf16a22b1c5d42e8438b68b17e6f9, iflib(9) is ready
for this change.
While at it, make isc_driver_version strings (static) const where
not apparently un-const on purpose, too.
This reduces the size of the amd64 GENERIC by about 10 KiB.

enic(4): Remove unused dupe prototype

enic: convert to IfAPI

Prompted by: jhibbits

enic: Cisco VIC driver

This driver is based of the enic (Cisco VIC) DPDK driver. It provides
basic ethernet functionality. Has been run with various VIC cards to
do UEFI PXE boot with NFS root.