As discussed with @codelipenghui, #13077 changes zookeeperServers to metadataStoreUrl.

Consequently, the flag zookeeperServers of pulsar-perf managed-ledger should be changed to metadataStoreUrl. Code files should be updated.

https://pulsar.apache.org/tools/pulsar-perf/2.10.0-SNAPSHOT/#managed-ledger

Any one would like to contribute? Thanks