[gimp] themes: fix EXTRA_DIST in The-Dark-Side-of-Gimp/Makefile.am

[Michael Natterer <mitch src gnome org>]

commit 54a2f5fecaf259128ca8544ae146d52ed2c24652
Author: Michael Natterer <mitch gimp org>
Date:   Mon Dec 28 22:28:56 2015 +0100

    themes: fix EXTRA_DIST in The-Dark-Side-of-Gimp/Makefile.am

 themes/The-Dark-Side-of-Gimp/Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/themes/The-Dark-Side-of-Gimp/Makefile.am b/themes/The-Dark-Side-of-Gimp/Makefile.am
index 9111981..5605e42 100644
--- a/themes/The-Dark-Side-of-Gimp/Makefile.am
+++ b/themes/The-Dark-Side-of-Gimp/Makefile.am
@@ -126,4 +126,4 @@ themeui_DATA =      \
        ui/toolbar.png  \
        ui/transparent.png
 
-EXTRA_DIST = $(themedata_DATA) $(themeuidir)
+EXTRA_DIST = $(themedata_DATA) $(themeui_DATA)