[vala/staging] test: Fix "GenericAccessors" test

[Rico Tzschichholz <ricotz src gnome org>]

commit 7d241da422e2d27a4c046b706b28dde72226b6e9
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Sat Mar 7 14:59:52 2020 +0100

    test: Fix "GenericAccessors" test

 tests/generics/bug640330.vala | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/tests/generics/bug640330.vala b/tests/generics/bug640330.vala
index 40a743efc..e57ccb074 100644
--- a/tests/generics/bug640330.vala
+++ b/tests/generics/bug640330.vala
@@ -4,7 +4,7 @@ interface Foo<G> : Object {
                assert (typeof (G) == typeof (string));
                G g_copy = g;
                assert (GLib.strcmp ((string) g_copy, "foo") == 0);
-               assert (&g_copy != &g);
+               assert (g_copy != g);
                return g;
        }
 }