[vte] regex: Fix doc comment

[Egmont Koblinger <egmontkob src gnome org>]

commit 9bdf87c1eb41855c323259c8b4854864bdb1064e
Author: iTakeshi <itakeshi net gmail com>
Date:   Thu Apr 11 13:47:28 2019 +0200

    regex: Fix doc comment
    
    https://gitlab.gnome.org/GNOME/vte/issues/107

 src/vteregex.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/vteregex.cc b/src/vteregex.cc
index 102a4537..b06e5e7d 100644
--- a/src/vteregex.cc
+++ b/src/vteregex.cc
@@ -133,7 +133,7 @@ vte_regex_ref(VteRegex *regex)
 }
 
 /**
- * vte_regex_ref:
+ * vte_regex_unref:
  * @regex: (transfer full): a #VteRegex
  *
  * Decreases the reference count of @regex by one, and frees @regex