Move the dependencies from SDK to OpenSearch and add CI, Spotless

[owaiskazi19]

Is your feature request related to a problem? Please describe.
To make the SDK lightweight and production ready code, dependencies which are present at the SDK side currently needs to be moved to OpenSearch repo.

• Read Settings from yml file
• Remove localNodeFactory
• Remove version0 and define minimumCompatibleVersion in yml file
• Check for forbiddenAPIs
• Check for getLocalEphemeral()
• Create custom constructor for TransportService and publish to mavenLocal
• Remove dependencies of Transport module
• Use generic ThreadPool instead of TestThreadPool
• Check for dependencies of NamedWriteableRegistry
• Create a separate class for CircuitBreaker
• Pull ClusterConnectionManager from maven
• Look for Response Handler
• Move code from main function
• Move the socket connection code to a different file
• Add Spotless as formatting tool
• Add GHA workflows for CI
• POC: Publish OpenSearch sanboxing feature branch to GHA #2758

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[owaiskazi19]

Keeping remaining items opened to be addressed once the SDK is in opensearch-project.