[gtkmm] Gtk::EventControllerFocus: Fix its misspelt name

[Kjell Ahlstedt <kjellahl src gnome org>]

commit 619ea1ae0a1de21c0b17cda8a3595dee3c3d2335
Author: Kjell Ahlstedt <kjellahlstedt gmail com>
Date:   Sun Apr 26 19:22:54 2020 +0200

    Gtk::EventControllerFocus: Fix its misspelt name

 gtk/src/eventcontrollerfocus.hg | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gtk/src/eventcontrollerfocus.hg b/gtk/src/eventcontrollerfocus.hg
index 94752533..f558ba14 100644
--- a/gtk/src/eventcontrollerfocus.hg
+++ b/gtk/src/eventcontrollerfocus.hg
@@ -34,9 +34,9 @@ class Widget;
  *
  * @ingroup Gestures
  */
-class EventControllerFocs : public EventController
+class EventControllerFocus : public EventController
 {
-  _CLASS_GOBJECT(EventControllerFocs, GtkEventControllerFocus, GTK_EVENT_CONTROLLER_FOCUS, EventController, 
GtkEventController)
+  _CLASS_GOBJECT(EventControllerFocus, GtkEventControllerFocus, GTK_EVENT_CONTROLLER_FOCUS, EventController, 
GtkEventController)
 
 protected:
   _CTOR_DEFAULT