python3 security update

3.6.8-21.0.1 - Remove the 'getfile' feature of pydoc Orabug: 33182027CVE-2021-3426 - Fix buffer overflow in PyCArgrepr Orabug: 32551171CVE-2021-3177 - Add Oracle Linux distribution in platform.py Orabug: 20812544 3.6.8-21 - Test fixups for CVE-2023-40217 Resolves: RHEL-3139 3.6.8-20 - Security fi...