Allow empty message to accept html

[evanrthompson]

Type

What types of changes does your code introduce?

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• Fix
• [X ] Feature

Checklist

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• [X ] Title as described
• Add unit test by vitest if necessary

[mrhammadasif]

I don't think this is required because you can already use the slot to do that

<template #empty-message>
  <span v-html="yourHtmlCode" />
</template>