gtk-demo: include missing file on EXTRA_DIST

diff --git a/demos/gtk-demo/Makefile.am b/demos/gtk-demo/Makefile.am
index 62cd333bb8353d954a7d6089fc19bb7e85cfa033..4eb391416103cd7986d58db432fcf7430a4f6550 100644 (file)
--- a/demos/gtk-demo/Makefile.am
+++ b/demos/gtk-demo/Makefile.am
@@ -124,6 +124,7 @@ RESOURCES=  $(demos)                        \
                revealer.ui                     \
                theming.ui                      \
                listbox.ui                      \
+               popover.ui                      \
                alphatest.png                   \
                apple-red.png                   \
                brick.png                       \