Make hamburger menu more resistant to specificity bugs

[snowystinger]

Closes
By not trying to apply styles to the button, we don't need to worry about specificity with its own classes. Instead, we wrap it, which allows us to hide it regardless of what the button has for its display.

✅ Pull Request Checklist:

• Included link to corresponding React Spectrum GitHub Issue.
• Added/updated unit tests and storybook for this change (for new code or code which already has tests).
• Filled out test instructions.
• Updated documentation (if it already exists for this component).
• Looked at the Accessibility Practices for this feature - Aria Practices

📝 Test Instructions:

🧢 Your Project:

[adobe-bot]

Build successful! 🎉

• View the storybook
• View the storybook-17
• View the documentation