adapt to changes in gix-ref

Author: Byron

gix/tests/gix/repository/reference.rs

@@ -102,10 +102,10 @@ mod iter_references {
                 "refs/heads/d1",
                 "refs/heads/dt1",
                 "refs/heads/main",
-                "refs/heads/multi-link-target1",
                 "refs/loop-a",
                 "refs/loop-b",
                 "refs/multi-link",
+                "refs/heads/multi-link-target1",
                 "refs/remotes/origin/HEAD",
                 "refs/remotes/origin/main",
                 "refs/remotes/origin/multi-link-target3",