[gnome-software] trivial: Don't vertically fill the 'Restart & Install' fake headerbar button

[Richard Hughes <rhughes src gnome org>]

commit a719dfd1e5eae47e93bf61b81ea6ae315aaf2f9f
Author: Richard Hughes <richard hughsie com>
Date:   Mon Apr 25 15:00:33 2016 +0100

    trivial: Don't vertically fill the 'Restart & Install' fake headerbar button

 src/gs-shell-updates.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/gs-shell-updates.c b/src/gs-shell-updates.c
index 2a4ecb8..80cc6cc 100644
--- a/src/gs-shell-updates.c
+++ b/src/gs-shell-updates.c
@@ -1289,6 +1289,7 @@ gs_shell_updates_setup (GsShellUpdates *self,
        gs_page_set_header_end_widget (GS_PAGE (self), self->header_end_box);
 
        self->button_update_all = gtk_button_new_with_mnemonic (_("Restart & _Install"));
+       gtk_widget_set_valign (self->button_update_all, GTK_ALIGN_CENTER);
        gtk_widget_set_visible (self->button_update_all, TRUE);
        gtk_style_context_add_class (gtk_widget_get_style_context (self->button_update_all), 
"suggested-action");
        gtk_container_add (GTK_CONTAINER (self->header_end_box), self->button_update_all);