HDDS-8482. Let Ozone shell support multiple OM services

[whbing]

What changes were proposed in this pull request?

Ozone cli support multiple ozone.om.service.ids

What is the link to the Apache JIRA

https://issues.apache.org/jira/browse/HDDS-8482

How was this patch tested?

manual tests passed.

without pr:

$ ozone sh vol ls o3://ozone1
Following ServiceID's [ozone1, ozone2] are defined in the configuration. Use the method getRpcClient which takes serviceID and configuration as param

with pr:

# case1
$ ozone sh vol ls o3://ozone1
[ {
  "metadata" : { }...
]

# case2
$ ozone sh vol ls o3://ozone2
[ {
  "metadata" : { }...
]

# case3
ozone sh vol ls
Service ID or host name must not be omitted when multiple ozone.om.service.ids is defined  

[kerneltime]

cc @DaveTeng0 @tanvipenumudy can you'll please take a look?

[Xushaohong]

This is exactly the case under the condition "When host is an HA service ID" as the code
if (OmUtils.isOmHAServiceId(conf, ozoneURI.getHost())) , it is fine to choose the service id through URI host.
LTGM. Thanks @whbing for the work.

[whbing]

@Xushaohong Thanks for review. Added test.

[whbing]

All tests passed in https://github.com/whbing/ozone/actions/runs/4794048829
please help trigger this workflows, thanks.

[adoroszlai]

Thanks @whbing for the patch, @Xushaohong for the review.