Refactor to add the coveo filter to mobile

[lamATnginx]

Proposed changes

Moved atomic-refine-toggle (aka button to Sort and Filter) to a different place + add media query so it only shows up on mobile.

Reference: https://docs.coveo.com/en/atomic/latest/reference/components/atomic-refine-toggle/

Checklist

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• I have read the CONTRIBUTING document
• If applicable, I have added tests that prove my fix is effective or that my feature works
• If applicable, I have checked that any relevant tests pass after adding my changes
• I have updated any relevant documentation (README.md and CHANGELOG.md)

[github-actions]

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[github-actions]

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