[gimp] build/win: Mark poppler as optional

[Michael Henning <mhenning src gnome org>]

commit 2801d9c3876b9b9228eb601e93555f1fe0ad5151
Author: Michael Henning <drawoc darkrefraction com>
Date:   Tue Jul 29 23:41:55 2014 -0400

    build/win: Mark poppler as optional
    
    Compiling it tends to fail on newer mingw releases.

 build/windows/jhbuild/gimp.moduleset |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/build/windows/jhbuild/gimp.moduleset b/build/windows/jhbuild/gimp.moduleset
index 86725a2..1d8d902 100644
--- a/build/windows/jhbuild/gimp.moduleset
+++ b/build/windows/jhbuild/gimp.moduleset
@@ -42,12 +42,12 @@
                <dep package="iso-codes"/>
                <dep package="libwmf"/>
                <dep package="ghostscript"/>
-               <dep package="poppler"/>
        </dependencies>
        <suggests>
                <dep package="webkitgtk"/>
                <dep package="libmng"/>
                <dep package="gdb"/>
+               <dep package="poppler"/>
        </suggests>
 </metamodule>