[gnome-builder/wip/gtk4-port] plugins/buildui: fix placement of spinner

[Christian Hergert <chergert src gnome org>]

commit d7977f960f07cb3de169854b9269dcbd34cf4a83
Author: Christian Hergert <chergert redhat com>
Date:   Fri Jun 10 12:36:53 2022 -0700

    plugins/buildui: fix placement of spinner

 src/plugins/buildui/gbp-buildui-runnables-dialog.ui | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/src/plugins/buildui/gbp-buildui-runnables-dialog.ui 
b/src/plugins/buildui/gbp-buildui-runnables-dialog.ui
index 309df46d7..81d148186 100644
--- a/src/plugins/buildui/gbp-buildui-runnables-dialog.ui
+++ b/src/plugins/buildui/gbp-buildui-runnables-dialog.ui
@@ -33,6 +33,8 @@
                         <property name="header-suffix">
                           <object class="GtkSpinner" id="spinner">
                             <property name="spinning" bind-source="GbpBuilduiRunnablesDialog" 
bind-property="busy" bind-flags="sync-create"/>
+                            <property name="halign">end</property>
+                            <property name="valign">start</property>
                           </object>
                         </property>
                         <child>