[pygobject] build: Update release-news to use srcdir

[Simon Feltman <sfeltman src gnome org>]

commit 1a63a04eaf2a77c1752b90e80ab571677f27ac3d
Author: Simon Feltman <sfeltman src gnome org>
Date:   Mon Mar 3 06:49:09 2014 -0800

    build: Update release-news to use srcdir
    
    Use $(top_srcdir)/NEWS for pulling in news items to ensure
    "make release-news" works in a vpath build environment.

 Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index ea0b4ba..208ed13 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -130,7 +130,7 @@ release-news:
 
        @echo -e "\n\n\nFor blogging, you can copy&paste this HTML formatted news:";
        @echo "-------------- 8< -------------"
-       @last=`head -n1 NEWS | cut -f1 -d' '`; \
+       @last=`head -n1 $(top_srcdir)/NEWS | cut -f1 -d' '`; \
         echo "<ul>"; \
        for commit in `git rev-list $$last..`; do \
           data=`git log --format="format:%s%n%an%n%b" $$commit^..$$commit`; \