Refactor: Move common message related computed props into composable

[DorraJaouad]

☑️ Resolves

• Fix condition in NewMessage so it filters messages withing 24 hours (according to the current editing capability)
• Move isEditable logic to composable.
• Move more common computed props
• There were missing oneToOne props in some components O.o

🏁 Checklist

• [ ] 🌏 Tested with Chrome, Firefox and Safari or should not be risky to browser differences
• [ ] 🖥️ Tested with Desktop client or should not be risky for it
• [ ] 🖌️ 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]

I thought about it as a bigger thing, like useConversationInfo for several things at once. Now you compute several things twice for MessageButtonsBar (isMyMsg, isConversationReadOnly and so on) I think we could extract to composable and return from it more than isEditable only

[DorraJaouad]

/backport to stable29