[BUG] Try bumping opentelemetry reqs for Python.

[rescrv]

This is to pick up
open-telemetry/opentelemetry-python#3270.

In short, concurrent HTTP requests were being coalesced into the same
trace, and it was chained hand-over-hand so it was quite illegible.
This should fix that, if it passes CI.

[github-actions]

Reviewer Checklist

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Testing, Bugs, Errors, Logs, Documentation

• Can you think of any use case in which the code does not behave as intended? Have they been tested?
• Can you think of any inputs or external events that could break the code? Is user input validated and safe? Have they been tested?
• If appropriate, are there adequate property based tests?
• If appropriate, are there adequate unit tests?
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• Are error messages user-friendly?
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Quality

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[HammadB]

pyproject.toml has to be updated as well