[gtk] Revert "Update gtktreestore.c: gtk_tree_store_remove didn't have the proper comment annotation"

[Matthias Clasen <matthiasc src gnome org>]

commit 53cd499621b5f55df658725fb4f83d365a1319ad
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Nov 7 21:36:34 2020 -0500

    Revert "Update gtktreestore.c: gtk_tree_store_remove didn't have the proper comment annotation"
    
    This reverts commit 32baa0a54990abec3c60deb0ee8008fbbfc9a809.
    
    See discussion in https://gitlab.gnome.org/GNOME/gtk/-/issues/78
    for the background.

 gtk/gtktreestore.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gtk/gtktreestore.c b/gtk/gtktreestore.c
index abc7ca36d4..27cc237a49 100644
--- a/gtk/gtktreestore.c
+++ b/gtk/gtktreestore.c
@@ -1192,7 +1192,7 @@ gtk_tree_store_set (GtkTreeStore *tree_store,
 /**
  * gtk_tree_store_remove:
  * @tree_store: A #GtkTreeStore
- * @iter: (inout): A valid #GtkTreeIter
+ * @iter: A valid #GtkTreeIter
  * 
  * Removes @iter from @tree_store.  After being removed, @iter is set to the
  * next valid row at that level, or invalidated if it previously pointed to the