[FLINK-39697] Bump Flink version to 2.2.1#123

vernedeng wants to merge 2 commits into

apache:mainapache/flink-connector-pulsar:mainfrom

vernedeng:feature/upgrade-flink-2.2.1vernedeng/flink-connector-pulsar:feature/upgrade-flink-2.2.1Copy head branch name to clipboard