[Backport 2.x] Add publish snapshots to maven via GHA

[rupal-bq]

Description

Backporting #1359 to 2.x

Local testing output

maharup@b0f1d879dff7 plugin % find snapshots | sort 
snapshots
snapshots/org
snapshots/org/opensearch
snapshots/org/opensearch/plugin
snapshots/org/opensearch/plugin/opensearch-sql-plugin
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/maven-metadata.xml
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/maven-metadata.xml.md5
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/maven-metadata.xml.sha1
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/maven-metadata.xml.sha256
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/maven-metadata.xml.sha512
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/opensearch-sql-plugin-2.7.0.0-20230405.185902-1.pom
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/opensearch-sql-plugin-2.7.0.0-20230405.185902-1.pom.md5
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/opensearch-sql-plugin-2.7.0.0-20230405.185902-1.pom.sha1
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/opensearch-sql-plugin-2.7.0.0-20230405.185902-1.pom.sha256
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/opensearch-sql-plugin-2.7.0.0-20230405.185902-1.pom.sha512
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/opensearch-sql-plugin-2.7.0.0-20230405.185902-1.zip
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/opensearch-sql-plugin-2.7.0.0-20230405.185902-1.zip.md5
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/opensearch-sql-plugin-2.7.0.0-20230405.185902-1.zip.sha1
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/opensearch-sql-plugin-2.7.0.0-20230405.185902-1.zip.sha256
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/opensearch-sql-plugin-2.7.0.0-20230405.185902-1.zip.sha512
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/opensearch-sql-plugin-2.7.0.0-20230405.190121-2.pom
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/opensearch-sql-plugin-2.7.0.0-20230405.190121-2.pom.md5
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/opensearch-sql-plugin-2.7.0.0-20230405.190121-2.pom.sha1
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/opensearch-sql-plugin-2.7.0.0-20230405.190121-2.pom.sha256
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/opensearch-sql-plugin-2.7.0.0-20230405.190121-2.pom.sha512
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/opensearch-sql-plugin-2.7.0.0-20230405.190121-2.zip
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/opensearch-sql-plugin-2.7.0.0-20230405.190121-2.zip.md5
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/opensearch-sql-plugin-2.7.0.0-20230405.190121-2.zip.sha1
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/opensearch-sql-plugin-2.7.0.0-20230405.190121-2.zip.sha256
snapshots/org/opensearch/plugin/opensearch-sql-plugin/2.7.0.0-SNAPSHOT/opensearch-sql-plugin-2.7.0.0-20230405.190121-2.zip.sha512
snapshots/org/opensearch/plugin/opensearch-sql-plugin/maven-metadata.xml
snapshots/org/opensearch/plugin/opensearch-sql-plugin/maven-metadata.xml.md5
snapshots/org/opensearch/plugin/opensearch-sql-plugin/maven-metadata.xml.sha1
snapshots/org/opensearch/plugin/opensearch-sql-plugin/maven-metadata.xml.sha256
snapshots/org/opensearch/plugin/opensearch-sql-plugin/maven-metadata.xml.sha512

Issues Resolved

#1358

Check List

• New functionality includes testing.
  • All tests pass, including unit test, integration test and doctest
• New functionality has been documented.
  • New functionality has javadoc added
  • New functionality has user manual doc added
• Commits are signed per the DCO using --signoff

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.
For more information on following Developer Certificate of Origin and signing off your commits, please check here.

[Yury-Fridlyand]

Probably you need to backport to 2.7 as well