Commit ffa998332e for frr

commit ffa998332e85c31f77435d1f552aa1de35ab477e
Merge: 741c873870 8c08b6883d
Author: Russ White <russ@riw.us>
Date:   Tue Sep 15 19:29:26 2026 -0400

    Merge pull request #20947 from hedrok/ospf6d-fix-no-bdr

    Ospf6d: fix router LSA when BDR becomes DR without BDR