Fix python 3.12 deprecation warning by jenshnielsen · Pull Request #3751 · open-telemetry/opentelemetry-python

Description

utcfromtimestamp is deprecated replace
with fromtimestamp with explict UTC timezone

See https://docs.python.org/3/library/datetime.html#datetime.datetime.utcfromtimestamp

Type of change

Please delete options that are not relevant.

  • Bug fix (non-breaking change which fixes an issue)
  • New feature (non-breaking change which adds functionality)
  • Breaking change (fix or feature that would cause existing functionality to not work as expected)
  • This change requires a documentation update

How Has This Been Tested?

This is a simple bug fix to an existing line that is already tested

Does This PR Require a Contrib Repo Change?

Answer the following question based on these examples of changes that would require a Contrib Repo Change:

  • The OTel specification has changed which prompted this PR to update the method interfaces of opentelemetry-api/ or opentelemetry-sdk/

  • The method interfaces of test/util have changed

  • Scripts in scripts/ that were copied over to the Contrib repo have changed

  • Configuration files that were copied over to the Contrib repo have changed (when consistency between repositories is applicable) such as in

    • pyproject.toml
    • isort.cfg
    • .flake8
  • When a new .github/CODEOWNER is added

  • Major changes to project information, such as in:

    • README.md
    • CONTRIBUTING.md
  • Yes. - Link to PR:

  • No.

Checklist:

  • Followed the style guidelines of this project
  • Changelogs have been updated
  • Unit tests have been added N/A
  • Documentation has been updated N/A