Is your feature request related to a problem? Please describe.
opensearch-sdk requires netty to make a communication between sdk and OpenSearch. Netty module should be available on maven to be fetched as dependency.

Describe the solution you'd like
A clear and concise description of what you want to happen.

Describe alternatives you've considered
A clear and concise description of any alternative solutions or features you've considered.

Additional context
Add any other context or screenshots about the feature request here.