[gedit] help-overlay: Add two shortcuts to Keyboard Shortcuts dialog

[Sébastien Wilmet <swilmet src gnome org>]

commit a8216fd3c4eb2c4915f5fffa3b2968d7126a31d2
Author: Sabri Ünal <libreajans gmail com>
Date:   Wed Apr 15 17:16:53 2020 +0300

    help-overlay: Add two shortcuts to Keyboard Shortcuts dialog
    
    Shift+Ctrl+Alt+Page_Up: Go to previous tab group
    Shift+Ctrl+Alt+Page_Down: Go to next tab group

 gedit/resources/ui/gedit-shortcuts.ui | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
---
diff --git a/gedit/resources/ui/gedit-shortcuts.ui b/gedit/resources/ui/gedit-shortcuts.ui
index e7b46b383..0d2f59d77 100644
--- a/gedit/resources/ui/gedit-shortcuts.ui
+++ b/gedit/resources/ui/gedit-shortcuts.ui
@@ -321,6 +321,20 @@
                 <property name="title" translatable="yes" context="shortcut window">Move to matching 
bracket</property>
               </object>
             </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">1</property>
+                <property name="accelerator">&lt;Shift&gt;&lt;Ctrl&gt;&lt;Alt&gt;Page_Up</property>
+                <property name="title" translatable="yes" context="shortcut window">Go to previous tab 
group</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">1</property>
+                <property name="accelerator">&lt;Shift&gt;&lt;Ctrl&gt;&lt;Alt&gt;Page_Down</property>
+                <property name="title" translatable="yes" context="shortcut window">Go to next tab 
group</property>
+              </object>
+            </child>
           </object>
         </child>
         <child>