[FEATURE] Publish snapshot build

[VijayanB]

Is your feature request related to a problem?
opensearch-java-0.2-snapshot should be available in
https://aws.oss.sonatype.org/content/repositories/snapshots/org/opensearch/client/

What solution would you like?
New development should be readily available for consumers

What alternatives have you considered?
git clone repo from main, build and publish to maven local. Later use that in dependency.

Do you have any additional context?
Similar to OpenSearch

[dblock]

Need something similar to https://github.com/opensearch-project/opensearch-build/blob/main/jenkins/opensearch/distribution-build.jenkinsfile#L94-L95

[dblock]

This was done in #187, #192, and #196

[dblock]

Snapshot builds in https://aws.oss.sonatype.org/content/repositories/snapshots/org/opensearch/client/opensearch-java/ automatically run, e.g. https://build.ci.opensearch.org/job/opensearch-java-publish-snapshot/2/