forcedeth: Fix resume from hibernation regression.

upstream commit: 35a7433c789ba6df6d96b70fa745ae9e6cac0038

Reset phy state on resume, fixing a regression caused by powering down
the phy on hibernate.

Signed-off-by: Ed Swierk <eswierk@aristanetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Cc: Tvrtko Ursulin <tvrtko.ursulin@sophos.com>
Signed-off-by: Chris Wright <chrisw@sous-sol.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>