CHAL-12 #done

[JyyHuang]

Checklist

Please ensure you have followed all of the steps below before submitting a pull request:

• Include the corresponding Jira issue key and #done in the PR title, like so: "JRA-123 #done Migrate Election Reminders"
• Verify that the code compiles
• Verify that all tests pass
• Verify that unit tests cover 100% of the code
• Create Storybook stories for visual components
• Verify that any visual components match the Figma
• Test with a screen reader (if applicable)
• Document your code with TSDoc comments
• Format your code with Prettier

Overview

Replaced the speech bubble graphic on the why8by8 page as old image had a different background.

Test Plan

Updated snapshot test and confirmed changes with storybook.

Follow ups

N/A

[dvorakjt]

Looks great! We'll get another issue assigned to you shortly. Thank you!