Make the introduced version clear for "txn-entry-size-limit" (#18672)#18681

ti-chi-bot[bot] merged 3 commits into

pingcap:release-6.1pingcap/docs:release-6.1from

ti-chi-bot:cherry-pick-18672-to-release-6.1ti-chi-bot/docs:cherry-pick-18672-to-release-6.1Copy head branch name to clipboard