[gobject-introspection] tests/repository: Fix leak in test_constructor_return_type

[Emmanuele Bassi <ebassi src gnome org>]

commit d5cdbba5fa6d25ea82ecb39b7ba1839d7fed020a
Author: David King <dking redhat com>
Date:   Thu May 20 14:02:28 2021 +0100

    tests/repository: Fix leak in test_constructor_return_type
    
    Found by Coverity.
    
    https://bugzilla.redhat.com/show_bug.cgi?id=1938731

 tests/repository/gitestrepo.c | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/tests/repository/gitestrepo.c b/tests/repository/gitestrepo.c
index abe30d98..d8b9ec18 100644
--- a/tests/repository/gitestrepo.c
+++ b/tests/repository/gitestrepo.c
@@ -32,6 +32,7 @@ test_constructor_return_type(GIBaseInfo* object_info)
 
   return_name = g_registered_type_info_get_type_name ((GIRegisteredTypeInfo*) return_info);
   g_assert (strcmp (class_name, return_name) == 0);
+  g_base_info_unref ((GIBaseInfo*)return_info);
 }
 
 static void