Resolve CodeQL alert 19 "Potentially unsafe external link"

[roslynwythe]

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Overview

We need to resolve the alert "Potentially unsafe external link" which appears in the CodeQL alert 19 by adding the attribute rel="noopener noreferrer"

Action Items

• The following item is required for GitHub to establish tracking between this issue and the alert. No action is required. You may simply check the checkbox. If you do follow the link to learn more about CodeQL alerts, DO NOT DISMISS THE ALERT.
• https://github.com/hackforla/website/security/code-scanning/19
• Open the file pages/communities-of-practice.html in your IDE
• On line 54, replace:

<a href='{{ leader.links.linkedin }}' target='_blank' title='Linkedin Profile'>

with

<a href='{{ leader.links.linkedin }}' target='_blank' title='Linkedin Profile' rel="noopener noreferrer">

• Make changes only to this specific href as flagged by CodeQL no. 19.
• Using Docker, check the page remains the same in mobile, tablet, and desktop views as on the current website (See 2 in the Resources/Instructions section below)

Merge Team

• When this issue is completed, check off the issue in Epic: Create issues to resolve CodeQL alerts 1- 24, 98 "Potentially unsafe external link" #5129

Resources/Instructions

1. GitHub CodeQL documentation
2. Webpage: https://www.hackforla.org/communities-of-practice
3. This issue is part of Epic: Create issues to resolve CodeQL alerts 1- 24, 98 "Potentially unsafe external link" #5129

[github-actions]

Hi @kmdeakers, thank you for taking up this issue! Hfla appreciates you :)

Do let fellow developers know about your:-
i. Availability: (When are you available to work on the issue/answer questions other programmers might have about your issue?)
ii. ETA: (When do you expect this issue to be completed?)

You're awesome!

P.S. - You may not take up another issue until this issue gets merged (or closed). Thanks again :)