fix: Add monotonic timestamp handling and adjust WebGL pipeline logging [WPB-24373]

[EnricoSchw]

WPB-24373 [Web] Firefox MediaPipe segmentation crash due to timestamp mismatch (norm_rect stream)

Summary

• fix MediaPipe segmentation failures caused by non-monotonic timestamps in Firefox
• temporary deactivate webgl segmentation worker for Firefox

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Security Checklist (required)

• External inputs are validated & sanitized on client and/or server where applicable.
• API responses are validated; unexpected shapes are handled safely (fallbacks or errors).
• No unsafe HTML is rendered; if unavoidable, sanitization is applied and documented where it happens.
• Injection risks (XSS/SQL/command) are prevented via safe APIs and/or escaping.

Accessibility (required)

• I have read and this PR upholds our Accessibility Best Practices.

Standards Acknowledgement (required)

• I have read and this PR upholds our Coding Standards and Tech Radar Choices.

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Screenshots or demo (if the user interface changed)

Notes for reviewers

• Trade-offs:
• Follow-ups (linked issues):
• Linked PRs (e.g. web-packages):

[sonarqubecloud]

Quality Gate passed

Issues
1 New issue
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

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🧪 Playwright Test Summary

• ✅ Passed: 14
• ❌ Failed: 0
• ⏭ Skipped: 0
• 🔁 Flaky: 0
• 📊 Total: 14
• ⏱ Total Runtime: 94.9s (~ 1 min 35 sec)