Make H103 Invalid Apache throw error on correct line
Make H103 Invalid Apache throw error on correct line

H103 shouldn't trigger on the first line of a file, but rather on the
first line of the apache licence in the file.  Otherwise the error can
be confusing to users.

Change-Id: Ib0f49d50c9541dd93ace6dd29361e143eb0b6828

zancas/hacking,openstack-dev/hacking,hyakuhei/cleantox,zancas/hacking,openstack-dev/hacking,hyakuhei/cleantox