Bug in make distclean for -stable

[Alex Kiernan]

Doing `make distclean' clobbers the ChangeLog which isn't rebuildable
in the distribution:

Index: Makefile
===================================================================
RCS file: /cvsroot/upstream/inn/Makefile,v
retrieving revision 1.1.1.1
diff -c -r1.1.1.1 Makefile
*** Makefile	2001/05/02 14:52:42	1.1.1.1
--- Makefile	2001/05/05 06:40:17
***************
*** 119,125 ****
  	done
  	@echo ''
  	rm -rf inews.* rnews.* $(TARDIR)
! 	rm -f inn*.tar.gz CHANGES ChangeLog LIST.* TAGS tags
  	rm -f config.cache config.log config.status libtool
  	rm -f include/autoconfig.h include/config.h include/paths.h
  	rm -f support/fixscript Makefile.global
--- 119,125 ----
  	done
  	@echo ''
  	rm -rf inews.* rnews.* $(TARDIR)
! 	rm -f inn*.tar.gz LIST.* TAGS tags
  	rm -f config.cache config.log config.status libtool
  	rm -f include/autoconfig.h include/config.h include/paths.h
  	rm -f support/fixscript Makefile.global