[gnome-logs] Use AM_DISTCHECK_CONFIGURE_FLAGS

[David King <davidk src gnome org>]

commit 7dce1a40ac7a1fc1e7a4771b950b583b1fc93759
Author: David King <davidk gnome org>
Date:   Fri May 13 10:08:37 2016 +0100

    Use AM_DISTCHECK_CONFIGURE_FLAGS
    
    DISTCHECK_CONFIGURE_FLAGS is for users and packagers to override
    distcheck options, while AM_DISTCHECK_CONFIGURE_FLAGS is for the
    maintainer of the software.
    
    https://www.gnu.org/software/automake/manual/automake.html#DISTCHECK_005fCONFIGURE_005fFLAGS

 Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index 9230680..10afe2e 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,6 +1,6 @@
 ACLOCAL_AMFLAGS = -I m4 ${ACLOCAL_FLAGS}
 
-DISTCHECK_CONFIGURE_FLAGS = \
+AM_DISTCHECK_CONFIGURE_FLAGS = \
        --enable-appstream-util \
        --enable-tests