Add reload action in shortcut window

Author: ranfdev

data/resources/ui/shortcuts.blp

@@ -51,6 +51,10 @@ Gtk.ShortcutsWindow help_overlay {
         title: C_("shortcut window", "Next Page");
         action-name: "win.next";
       }
+      Gtk.ShortcutsShortcut {
+        title: C_("shortcut window", "Reload Page");
+        action-name: "win.reload";
+      }
 
       Gtk.ShortcutsShortcut {
         title: C_("shortcut window", "Focus Url Bar");