Fix javadoc warnings

[MarkEWaite]

Fix javadoc warnings

While releasing the most recent version, there were javadoc warnings reported in the build log. Fix those javadoc warnings.

Testing done

Confirmed that Javadoc warnings are no longer visible after these changes.

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2. Ensure that the pull request title represents the desired changelog entry
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4. Link to relevant issues in GitHub or Jira
5. Link to relevant pull requests, esp. upstream and downstream changes
6. Ensure you have provided tests - that demonstrates feature works or fixes the issue

[gounthar]

Thank you, Mark. 👍