french: remove 'Created by' lines

A big Thank You to the original contributors of these ports:

  *  Andreas Fehlner (fehlner@gmx.de)
  *  Dan Phillips <dan-ports@dp.id.au>
  *  Elvis Chiang <elvis@sslab.cs.ccu.edu.tw>
  *  Frederic Culot <frederic@culot.org>
  *  Thierry Thomas <thierry@pompo.net>
  *  janos.mohacsi@bsd.hu
  *  thierry@pompo.net

With hat:	portmgr