[shotwell] Remove translatable tag from template string

[Jens Georg <jensgeorg src gnome org>]

commit 8d5e870da7de4a11c82a5161b684f8335870ccb0
Author: Jens Georg <mail jensge org>
Date:   Sat Feb 9 18:31:33 2019 +0100

    Remove translatable tag from template string

 data/ui/message_pane.ui | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/data/ui/message_pane.ui b/data/ui/message_pane.ui
index 6ee95dc3..165a01ff 100644
--- a/data/ui/message_pane.ui
+++ b/data/ui/message_pane.ui
@@ -29,7 +29,7 @@
       <object class="GtkLabel" id="label">
         <property name="visible">True</property>
         <property name="can_focus">False</property>
-        <property name="label" translatable="yes">label</property>
+        <property name="label" translatable="no">label</property>
         <attributes>
           <attribute name="scale" value="1.3999999999999999"/>
         </attributes>