Need to support pruneAge settings from cb-cli 'setting-audit' command

# /opt/couchbase/bin/couchbase-cli setting-audit

usage: couchbase-cli setting-audit -c <cluster> [-u <username>] [-p [<password>]] [-o <output>] [-d] [-s] [--no-ssl-verify] [--cacert CACERT] [-h] [--client-cert <path>]

                                   [--client-cert-password [<password>]] [--client-key <path>] [--client-key-password [<password>]] [--list-filterable-events] [--get-settings]

                                   [--set] [--audit-enabled <1|0>] [--audit-log-path <path>] [--audit-log-rotate-interval <seconds>] [--audit-log-rotate-size <bytes>]

                                   [--disabled-users DISABLED_USERS] [--disable-events DISABLE_EVENTS]Available only in Couchbase Server Enterprise EditionCluster options:

  -c,--cluster <cluster>      The hostname of the Couchbase cluster

  -u,--username <username>    The username for the Couchbase cluster

  -p,--password [<password>]  The password for the Couchbase cluster

  -o,--output <output>        The output type (json or standard)

  -d,--debug                  Run the command with extra logging

  -s,--ssl                    Use ssl when connecting to Couchbase (Deprecated)

  --no-ssl-verify             Skips SSL verification of certificates against the CA

  --cacert cacert             Verifies the cluster identity with this certificate

  -h,--help                   Prints the short or long help message

  --client-cert <path>        The path to a client certificate used during certificate authentication

  --client-cert-password [<password>]

                              The password for the client certificate provided to '--client-cert'

  --client-key <path>         The path to the client private key used during certificate authentication

  --client-key-password [<password>]

                              The password for the client key provided to '--client-key'Audit settings:

  --list-filterable-events    Retrieve a list of filterable event IDs and the descriptions

  --get-settings              Retrieve current audit settings

  --set                       Set current audit settings

  --audit-enabled <1|0>       Enable/disable auditing

  --audit-log-path <path>     The audit log path

  --audit-log-rotate-interval <seconds>

                              The audit log rotate interval

  --audit-log-rotate-size <bytes>

                              The audit log rotate size

  --disabled-users disabled_users

                              A comma-separated list of users to ignore events from

  --disable-events disable_events

                              A comma-separated list of audit-event IDs to not audit

root@sa1715-deb10:/opt/couchbase/var/lib/couchbase/logs#