Menu toggle: Focus ring style updates

[nicolethoen]

Figma Link

https://www.figma.com/design/qRn3S225WwGHIdgGZX0LTC/Unified-Theme--Design-Tokens--Styles---Specs?node-id=13280-11961&m=dev

Jira/GitHub Ticket Link

TBD

Design Screenshot

Any extra notes for developers

This is a follow up to the unified theme Menu Toggle issue: #8139

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Jira Issue: PF-3564

[coderabbitai]

🔗 Related PRs

#8085 - fix(notification-drawer): add spacing between header actions [merged]
#8097 - fix(tokens): updates to latest from figma [merged]

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