Update Kafka Streams version in pom.xml to 7.9.3-41-ce

[pragatiguptaaa]

Description

What behavior do you want to change, why, how does your patch achieve the changes?

Testing done

Describe the testing strategy. Unit and integration tests are expected for any behavior changes.

Reviewer checklist

• Ensure docs are updated if necessary. (eg. if a user visible feature is being added or changed).
• Ensure relevant issues are linked (description should include text like "Fixes #")
• Do these changes have compatibility implications for rollback? If so, ensure that the ksql command version is bumped.

[confluent-cla-assistant]

🎉 All Contributor License Agreements have been signed. Ready to merge.
_{Please push an empty commit if you would like to re-run the checks to verify CLA status for all contributors.}

[Copilot]

Pull Request Overview

This PR updates the Kafka Streams version to use a specific version (7.9.3-41-ce) instead of inheriting from the general Kafka version property.

• Introduces a new kafka-streams.version property set to 7.9.3-41-ce
• Updates kafka-streams and kafka-streams-test-utils dependencies to use the new version property

---

_{Tip: Customize your code reviews with copilot-instructions.md. Create the file or learn how to get started.}