TD-2191 Removal of aria-required attribute from the radio list viewcomponent

[OluwatobiAwe]

JIRA link

TD-2191

Description

The aria-required attribute isn't valid for a radio button .This was highlighted by the aXe accessibility test plugin.
The rules guiding the use of aria for radio button doesn't contain aria-required based on the link below
MDN_Radio and W3_Radio

Screenshots

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Developer checks

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I have:

• Run the formatter and made sure there are no IDE errors (see info on Text Editor settings to avoid whitespace changes)
• Written tests for the changes (accessibility tests, unit tests for controller, data services, services, view models, etc)
• Manually tested my work with and without JavaScript
• Tested any Views or partials created or changed with Wave Chrome plugin and addressed any valid accessibility issues
• Updated/added documentation in Confluence and/or GitHub Readme. List of documentation links added/changed:
  • doc_1_here
• Updated my Jira ticket with information about other parts of the system that were touched as part of the MR and have to be sanity tested to ensure nothing’s broken
• Scanned over my pull request in GitHub and addressed any warnings from the GitHub Build and Test checks.