[gnome-multi-writer] build: Don't remove NEWS and ChangeLog on distclean

[Michael Biebl <mbiebl src gnome org>]

commit cb5f4e3f4263690ab5fdeb69d1858faa55deb0e2
Author: Michael Biebl <biebl debian org>
Date:   Sun Sep 4 15:48:52 2016 +0200

    build: Don't remove NEWS and ChangeLog on distclean
    
    Those should only be removed on 'maintainer-clean'. See
    https://www.gnu.org/prep/standards/html_node/Standard-Targets.html

 Makefile.am |    6 ------
 1 files changed, 0 insertions(+), 6 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index 041377b..43f6946 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -37,12 +37,6 @@ MAINTAINERCLEANFILES =                                       \
        $(srcdir)/gnome-multi-writer-*.tar.*            \
        `find "$(srcdir)" -type f -name Makefile.in -print`
 
-distclean-local:
-       if test $(srdcir) = .; then :; else \
-               rm -f ChangeLog; \
-               rm -f NEWS; \
-       fi
-
 ChangeLog:
        @echo Creating $@
        @if test -d "$(srcdir)/.git"; then \