[gtk/gtk-4-4] gtkcolorbutton: Fix documentation

[Matthias Clasen <matthiasc src gnome org>]

commit 1133bff614b4697b3725e1452f6194368f1aacfb
Author: James Westman <james jwestman net>
Date:   Thu Sep 16 23:53:42 2021 -0500

    gtkcolorbutton: Fix documentation

 gtk/gtkcolorbutton.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gtk/gtkcolorbutton.c b/gtk/gtkcolorbutton.c
index d34e0c3cf3..499c57f3f2 100644
--- a/gtk/gtkcolorbutton.c
+++ b/gtk/gtkcolorbutton.c
@@ -193,7 +193,7 @@ gtk_color_button_class_init (GtkColorButtonClass *klass)
    *
    * Note that this signal is only emitted when the user changes the color.
    * If you need to react to programmatic color changes as well, use
-   * the notify::color signal.
+   * the notify::rgba signal.
    */
   color_button_signals[COLOR_SET] = g_signal_new (I_("color-set"),
                                                   G_TYPE_FROM_CLASS (gobject_class),