[docs] Fix a typo in the tutorial

Fixes https://bugzilla.gnome.org/show_bug.cgi?id=412331

diff --git a/docs/tutorial/gtk-tut.sgml b/docs/tutorial/gtk-tut.sgml
index 1e7d3a79f28b63f7030b0f23377b9fcc743062e0..e93851f4187cef989aaf25d4115fe95627495d07 100755 (executable)
--- a/docs/tutorial/gtk-tut.sgml
+++ b/docs/tutorial/gtk-tut.sgml
@@ -16010,7 +16010,6 @@ create_input_dialog ()
     }
 }
 
-void
 int
 main (int argc, char *argv[])
 {