codec, table: make new collation setting explicit in encoding (#69566)#69684

ti-chi-bot wants to merge 3 commits into

pingcap:release-nextgen-20251011pingcap/tidb:release-nextgen-20251011from

ti-chi-bot:cherry-pick-69566-to-release-nextgen-20251011ti-chi-bot/tidb:cherry-pick-69566-to-release-nextgen-20251011Copy head branch name to clipboard