[gtranslator] help-overlay: Fix grammar

[Piotr Drąg <piotrdrag src gnome org>]

commit 95636fb9479fe942b664dc759426d65dc58e8833
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Sun Sep 23 18:40:08 2018 +0200

    help-overlay: Fix grammar

 src/help-overlay.ui | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/src/help-overlay.ui b/src/help-overlay.ui
index 39e8e38e..946bc69d 100644
--- a/src/help-overlay.ui
+++ b/src/help-overlay.ui
@@ -93,28 +93,28 @@
             <child>
               <object class="GtkShortcutsShortcut">
                 <property name="visible">true</property>
-                <property name="title" translatable="yes" context="shortcut window">Go previous 
message</property>
+                <property name="title" translatable="yes" context="shortcut window">Go to the previous 
message</property>
                 <property name="accelerator">&lt;Alt&gt;Left</property>
               </object>
             </child>
             <child>
               <object class="GtkShortcutsShortcut">
                 <property name="visible">true</property>
-                <property name="title" translatable="yes" context="shortcut window">Go next 
message</property>
+                <property name="title" translatable="yes" context="shortcut window">Go to the next 
message</property>
                 <property name="accelerator">&lt;Alt&gt;Right</property>
               </object>
             </child>
             <child>
               <object class="GtkShortcutsShortcut">
                 <property name="visible">true</property>
-                <property name="title" translatable="yes" context="shortcut window">Go previous untranslated 
message</property>
+                <property name="title" translatable="yes" context="shortcut window">Go to the previous 
untranslated message</property>
                 <property name="accelerator">&lt;Alt&gt;Page_Up</property>
               </object>
             </child>
             <child>
               <object class="GtkShortcutsShortcut">
                 <property name="visible">true</property>
-                <property name="title" translatable="yes" context="shortcut window">Go next untranslated 
message</property>
+                <property name="title" translatable="yes" context="shortcut window">Go to the next 
untranslated message</property>
                 <property name="accelerator">&lt;Alt&gt;Page_Down</property>
               </object>
             </child>