fix: button inconsistence

[ChrisBaidoo]

Description

Set the variant on a ButtonGroup to text to fix styling inconsistence.

Checklist:

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• [ ] I have added tests that prove my fix is effective or that my feature works.
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• [ ] I have made corresponding changes to the documentation.
• [ ] New database changes have been committed.
• [ ] If appropriate, I have bumped any version numbers.

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