Fix typo in deletelangdialog.ui

Change-Id: I20602fb7f048c2c79073b47539cad6419fb90bb5
Reviewed-on: https://gerrit.libreoffice.org/12969Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

basctl/uiconfig/basicide/ui/deletelangdialog.ui

 <?xml version="1.0" encoding="UTF-8"?>
-<!-- Generated with glade 3.16.1 -->
+<!-- Generated with glade 3.18.3 -->
 <interface>
   <requires lib="gtk+" version="3.0"/>
   <object class="GtkMessageDialog" id="DeleteLangDialog">
@@ -11,13 +11,13 @@
     <property name="skip_taskbar_hint">True</property>
     <property name="message_type">question</property>
     <property name="buttons">ok-cancel</property>
-    <property name="text" translatable="yes">Do you want to delete the resources of the selected language(s)</property>
+    <property name="text" translatable="yes">Do you want to delete the resources of the selected language(s)?</property>
     <property name="secondary_text" translatable="yes">You are about to delete the resources for the selected language(s). All user interface strings for this language(s) will be deleted.</property>
     <child internal-child="vbox">
       <object class="GtkBox" id="messagedialog-vbox">
         <property name="can_focus">False</property>
         <property name="orientation">vertical</property>
-        <property name="spacing">24</property>
+        <property name="spacing">12</property>
         <child internal-child="action_area">
           <object class="GtkButtonBox" id="messagedialog-action_area">
             <property name="can_focus">False</property>