fix(NcListItem): force three-dot-menu (+ minor follow-ups)

[Antreesy]

☑️ Resolves

• Follow-up with some vue-lib changes adjustments
• Fix Move *Remove group and members* into an action menu (again) #12921

🖌️ UI Checklist

🖼️ Screenshots / Screencasts

🏚️ Before	🏡 After

🏁 Checklist

• 🌏 Tested with different browsers / clients:
  • Chromium (Chrome / Edge / Opera / Brave)
  • Firefox
  • Safari
  • Talk Desktop
  • Not risky to browser differences / client
• 🖌️ Design was reviewed, approved or inspired by the design team
• ⛑️ Tests are included or not possible
• 📗 User documentation in https://github.com/nextcloud/documentation/tree/master/user_manual/talk has been updated or is not required

[Antreesy]

/backport to stable30

[Antreesy]

I hope that's fine to not crop icon around marker;

There are MessageText, Message and MessageBadge icons, but no MessageTextBadge to use here (and svg paths are crossing, so can't reliably make a custom SVG icon

[DorraJaouad]

🦅