Release v1.0.2

[skupriienko]

Links:

• DE-1560

Actions:

• CI:

  • Use permissions: contents: read in all CI workflow files explicitly based on CodeQL security scanning https://github.com/mailgun/mailgun-python/security/code-scanning
  • Use commit hashes to prevent tag hijacking and to ensure reproducible builds
  • Update pre-commit hooks to the latest versions

• Package Management:

  • Add Security Policy SECURITY.md
  • Update dependency pinning: requests>=2.32.4
  • Minor fix in README.md
  • Update CHANGELOG.md

• Additionally, enabled CodeQL analysis for the repo