[gtk/ebassi/gidocgen] bitset: Typo fix

[Matthias Clasen <matthiasc src gnome org>]

commit 3f47d7fb06541499bc60e633e5586e3680110877
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Mar 1 01:31:10 2021 -0500

    bitset: Typo fix

 gtk/gtkbitset.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gtk/gtkbitset.c b/gtk/gtkbitset.c
index 06849a572f..af55601187 100644
--- a/gtk/gtkbitset.c
+++ b/gtk/gtkbitset.c
@@ -40,7 +40,7 @@
  * The fastest way to iterate values in a bitset is [struct@Gtk.BitsetIter].
  *
  * The main use case for `GtkBitset` is implementing complex selections for
- * [class@Gtk.SelectionModel].
+ * [iface@Gtk.SelectionModel].
  */
 
 struct _GtkBitset