updating versions for vulnerability fix

[Debashisa]

No description provided.

[Copilot]

Pull request overview

This PR updates the Maven parent/project version and bumps several dependency versions to address vulnerability fixes across the light-kafka multi-module build.

Changes:

• Bump parent artifact version from 2.3.0.1 to 2.3.0.3.
• Update dependency version properties in the parent POM (Kafka 3.9.1 → 3.9.2, Confluent 7.9.1 → 7.9.2, Undertow 2.3.18.Final → 2.4.1.Final).
• Update all module POMs to reference the new parent version.

Reviewed changes

Copilot reviewed 6 out of 6 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
pom.xml	Bumps parent version and centralizes updated dependency versions via properties.
kafka-streams/pom.xml	Updates parent POM reference to 2.3.0.3.
kafka-producer/pom.xml	Updates parent POM reference to 2.3.0.3.
kafka-entity/pom.xml	Updates parent POM reference to 2.3.0.3.
kafka-consumer/pom.xml	Updates parent POM reference to 2.3.0.3.
kafka-common/pom.xml	Updates parent POM reference to 2.3.0.3.

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