Added frequently used emojis to new picker

What does this MR do?

Adds the frequently used emoji to the new emoji picker. This also adds emojis to the frequently used section after the user clicks an emoji.

Screenshots (strongly suggested)

Does this MR meet the acceptance criteria?

Conformity

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Availability and Testing

• Review and add/update tests for this feature/bug. Consider all test levels. See the Test Planning Process.
• Tested in all supported browsers
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Security

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