wrong prefix of comment line

[maoshuai]

This seems to be a typo: the comment line should start with <!--
The user would have to manually correct the typo.

Context

Contributor Checklist

• Added relevant integration or unit tests to verify the changes
• Update the Readme or any other documentation (including relevant Javadoc)
• Ensured that the code meets the current checkstyle coding style definition: mvn clean verify -Pcheckstyle -Dmaven.test.skip=true -B
• Ensured that tests pass locally: mvn clean package

[TheSnoozer]

Nice catch!
Indeed that seems to be typo.

Thank you for your contribution and fixing this :-)