[code sync] Merge code from sonic-net/sonic-swss:202412 to 202503#85

Merged

mssonicbld merged 15 commits intoAzure:202503from

mssonicbld:sonicbld/202503-merge

May 26, 2025

Commits on Apr 22, 2025

Initialize the last fec ber computed values if not found (#3621)
mssonicbld
authored

Commits on Apr 23, 2025

Commits on Apr 28, 2025

Move timestamps out of counter table to avoid update too frequently (#75)
mssonicbld
authored

Commits on May 9, 2025

Enable FDB learning event after all ports removed from default 1Q bridge (#79)
mssonicbld
authored

Commits on May 14, 2025

Merge pull request #78 from nazariig/202412-trim-azure
nazariig
authored

Commits on May 15, 2025

Commits on May 16, 2025

Commits on May 17, 2025

Merge pull request #81 from r12f/code-sync-202412
sdszhang
authored

Commits on May 20, 2025

[202412] [SRv6] add MySID counters support (#82)
Yakiv-Huryk
authored

Commits on May 23, 2025

[fpmsyncd]Fixing blackhole route to publish protocol field to APPL_DB (#83)
dgsudharsan
authored

Commits on May 26, 2025

Merge branch '202412' of https://github.com/Azure/sonic-swss.msft into 202503
mssonicbld
committed