Vote-1342: Adding comment for not adding external link icon

[clmedders]

Jira ticket

Vote-1342

Description

Adding a comment in the js file to give guidance of adding the extlinkjs-ignore attribute for icons

Deployment and testing

Post-deploy steps

n/a

QA/Testing instructions

1. review comment and check that it provides direction for the use of the attribute

Checklist for the Developer

• A link to the JIRA ticket has been included above.
• No merge conflicts exist with the target branch.
• Automated tests have passed on this PR.
• A reviewer has been designated.
• Deployment and testing steps have been documented above, if applicable.

Checklist for the Peer Reviewers

• The file changes are relevant to the task objective.
• Code is readable and includes appropriate commenting.
• Code standards and best practices are followed.
• QA/Test steps were successfully completed, if applicable.
• Applicable logs are free of errors.