Fix/ollama replace sysout with logger

[manojkumarredbus]

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[hemasekhar-p]

Hi @manojkumarredbus, thank you for your contribution! We appreciate you taking the time to submit this pull request. To proceed with the review, could you please address the following,

1. Please provide description of your PR and make sure all pre checks are passing.
2. Please include corresponding unit tests to verify your changes.
3. As per our contribution policy, please squash your changes into a single commit and make sure your PR having only your changes.
4. Please resolve the current Maven build failures.