fix(webcam): fixes, improvements et al.

[JoVictorNunes]

What does this PR do?

This pull request contains a few fixes along with improvements and support for users to open webcams across multiple browser tabs.

• 096f14e: stop using mapped fields, improving maintainability.
• 8acdd95: don't return on video-streams subscription error. Let the likely data cleanup happen.
• 9fcb83b: make the function reactive.
• 4391b3d: remove remaining video-streams collection usage.
• e459dcd, 7cb9eae and 728c476: improvements.
• 429c9ba: removal.
• 41d70b3: @gustavotrott is working on a cool feature for users to split their session across multiple browser tabs. In order for that to work on the webcam side, we are adding a tabId to video stream IDs, so we can identify every video stream in a unique way.

Closes Issue(s)

None

[sonarcloud]

Quality Gate passed

Issues
7 New issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
2.3% Duplication on New Code

See analysis details on SonarCloud

[github-actions]

Automated tests Summary

✅ All the CI tests have passed!