Fix copyright file

Gbp-Dch: Ignore

debian/copyright

@@ -40,7 +40,7 @@ Files: man/fi/man1/chfn.1
        man/zh_TW/man1/chfn.1
        man/zh_TW/man1/chsh.1
 Copyright: 1994, salvatore valente <svalente@athena.mit.edu>
-License: GPL
+License: GPL-1
 
 Files: man/pt_BR/man8/*
        man/zh_TW/man8/usermod.8
@@ -140,6 +140,7 @@ Copyright: 1997, Guy Maor <maor@ece.utexas.edu>
 License: GPL-2+
 
 Files: libmisc/getdate.y
+Copyright: Steven M. Bellovin <smb@research.att.com>
 License: public-domain
  Originally written by Steven M. Bellovin <smb@research.att.com> while
  at the University of North Carolina at Chapel Hill.  Later tweaked by
@@ -202,8 +203,7 @@ License: BSD-3-clause
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  SUCH DAMAGE.
 
-License: GPL
-Comment: Add the corresponding license text here
+License: GPL-1
  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; version 1