[gtk-doc] ChangeLog: remove more stuff related to the ChangeLog

[Sébastien Wilmet <swilmet src gnome org>]

commit 43a2f0d4d32337599ce510bd134b926d180404a7
Author: Sébastien Wilmet <swilmet informatique-libre be>
Date:   Sat May 7 01:07:52 2022 +0200

    ChangeLog: remove more stuff related to the ChangeLog
    
    The NEWS file and git log are enough nowadays.

 Makefile.am | 15 ---------------
 1 file changed, 15 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index bb68852..55572c7 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -129,7 +129,6 @@ MAINTAINERCLEANFILES = \
        $(GITIGNORE_MAINTAINERCLEANFILES_M4_LIBTOOL) \
        INSTALL \
        RELNOTES.txt \
-       ChangeLog-?.?? \
        gtk-doc-*.tar.xz \
        build-aux
 
@@ -144,17 +143,3 @@ distuninstallcheck_listfiles = find . -type f -print
 distuninstallcheck_listfiles += | grep -v '__pycache__'
 
 -include $(top_srcdir)/git.mk
-
-dist-hook:
-       @if test -d "$(srcdir)/.git"; \
-       then \
-               echo Creating ChangeLog && \
-               ( cd "$(top_srcdir)" && \
-                 echo '# Generated by Makefile. Do not edit.'; echo; \
-                 $(top_srcdir)/missing --run git log --stat ) > ChangeLog.tmp \
-               && mv -f ChangeLog.tmp $(top_distdir)/ChangeLog \
-               || ( rm -f ChangeLog.tmp ; \
-                 echo Failed to generate ChangeLog >&2 ); \
-       else \
-               echo A git clone is required to generate a ChangeLog >&2; \
-       fi