Commit 3215a12809 for frr

commit 3215a128095aac836d3e2f736112b6ef5d003eae
Merge: a1a0dbb850 f12ac5a127
Author: Donald Sharp <donaldsharp72@gmail.com>
Date:   Tue Nov 3 08:32:50 2026 -0500

    Merge pull request #24105 from opensourcerouting/fix/bgp_aigp_null

    bgpd: Do not encode AIGP attribute without TLVs