ixgbevf: Message formatting fixup

Commit 29b8dd024bd48c3d1d1e5140f5bbb683786f998e
left a trailing ", " after a message.
Fix it and make the text used a bit smaller when DEBUG is #defined

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
1 file changed