[gegl] fix missing files in distcheck

[Daniel Sabo <daniels src gnome org>]

commit 0a1f8332a78ea23c44410aeee0d2a1d413bcab26
Author: Daniel Sabo <DanielSabo gmail com>
Date:   Sun Oct 6 00:07:17 2013 -0700

    fix missing files in distcheck

 tests/compositions/data/Makefile.am |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)
---
diff --git a/tests/compositions/data/Makefile.am b/tests/compositions/data/Makefile.am
index 2a1bbf9..1d919b7 100644
--- a/tests/compositions/data/Makefile.am
+++ b/tests/compositions/data/Makefile.am
@@ -1 +1,5 @@
-EXTRA_DIST=$(wildcard $(srcdir)/*.png) $(wildcard $(srcdir)/*.jpg) $(wildcard $(srcdir)/*.jp2) $(wildcard 
$(srcdir)/*.hdr)
+EXTRA_DIST=$(wildcard $(srcdir)/*.png) \
+           $(wildcard $(srcdir)/*.jpg) \
+           $(wildcard $(srcdir)/*.jp2) \
+           $(wildcard $(srcdir)/*.hdr) \
+           $(wildcard $(srcdir)/*.pnm)