Update dependencies in pyproject.toml and requirements.txt

- Upgraded asgiref from 3.8.1 to 3.9.0
- Upgraded django from 5.2.3 to 5.2.4
- Upgraded drf-spectacular-sidecar from 2025.6.1 to 2025.7.1
- Upgraded rpds-py from 0.25.1 to 0.26.0
- Upgraded typing-extensions from 4.14.0 to 4.14.1

Author: vasudev-gm