[gnumeric] win32: update libpng

[Morten Welinder <mortenw src gnome org>]

commit 80c90c5fbf57302e81d9a4bb583ab026e60b6fa4
Author: Morten Welinder <terra gnome org>
Date:   Fri Mar 26 19:58:05 2010 -0400

    win32: update libpng

 tools/win32/moduleset.in |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/tools/win32/moduleset.in b/tools/win32/moduleset.in
index 13c6dd6..ee7a033 100644
--- a/tools/win32/moduleset.in
+++ b/tools/win32/moduleset.in
@@ -87,8 +87,8 @@
 	</patches>
     </tarball>
     <autotools id="png" autogen-sh="autogen.sh&amp;&amp;./configure"  skip-autogen="never">
-	<branch repo="simplesystems.org" module="libpng-1.2.42.tar.bz2"
-		version="1.2.42">
+	<branch repo="simplesystems.org" module="libpng-1.2.43.tar.bz2"
+		version="1.2.43">
 	    <patch file="&patch_dir;png-symbols.patch"/>
 	</branch>
 	<dependencies>