show call started info in chat message

[sowjanyakch]

fix #6067

🚧 TODO

• ...

🏁 Checklist

• ⛑️ Tests (unit and/or integration) are included or not needed
• 🔖 Capability is checked or not needed
• 🔙 Backport requests are created or not needed: /backport to stable-xx.x
• 📅 Milestone is set
• 🌸 PR title is meaningful (if it should be in the changelog: is it meaningful to users?)

[github-actions]

APK file: https://github.com/nextcloud/talk-android/actions/runs/26155224557/artifacts/7107267217
To test this change/fix you can simply download above APK file and install and test it in parallel to your existing Nextcloud app.
(please click on link to get QR code displayed)

[rapterjet2004]

1. start a call from other account
2. Send a message from other account
3. Call indicator expected, but not shown for current account

[github-actions]

APK file: https://github.com/nextcloud/talk-android/actions/runs/27028375659/artifacts/7442299008
To test this change/fix you can simply download above APK file and install and test it in parallel to your existing Nextcloud app.
(please click on link to get QR code displayed)

[mahibi]

• expand button can become very tiny:

• call info is gone when hanging up a group call that continues

• the "hasCall" flag of a conversation should be included as an additional check if a call is running

[github-actions]

APK file: https://github.com/nextcloud/talk-android/actions/runs/27200482640/artifacts/7506295001
To test this change/fix you can simply download above APK file and install and test it in parallel to your existing Nextcloud app.
(please click on link to get QR code displayed)

[github-actions]

APK file: https://github.com/nextcloud/talk-android/actions/runs/27630303244/artifacts/7672599324
To test this change/fix you can simply download above APK file and install and test it in parallel to your existing Nextcloud app.
(please click on link to get QR code displayed)