Refactor MTE-3854 Menu Refactor for XCUITests (WIP)

[clarmso]

📜 Tickets

Jira ticket

💡 Description

Work in progress: Update BrowserTabMenu for the upcoming menu refactor work. 💪🏼

Todo:

• Transplant all actions and transitions from the old BrowserTabMenu to the new menu.

Smoke Tests progress:
✅ Smoketest1 (no new test failures)
❌ Smoketest2
❓ Smoketest3
❓ Smoketest4

📝 Checklist

You have to check all boxes before merging

• Filled in the above information (tickets numbers and description of your work)
• Updated the PR name to follow our PR naming guidelines
• Wrote unit tests and/or ensured the tests suite is passing
• When working on UI, I checked and implemented accessibility (minimum Dynamic Text and VoiceOver)
• If needed, I updated documentation / comments for complex code and public methods
• If needed, added a backport comment (example @Mergifyio backport release/v120)