USN-8344-3: pip vulnerability

USN-8344-1 introduced a regression in pip. This update provides a complete fix for this issue..

We apologize for the inconvenience.

Original advisory details:

It was discovered that pip's bundled urllib3 library improperly
handled streaming decompression of highly compressed data. A remote
attacker could possibly use this issue to cause pip to consume excessive resources,
leading to a denial of service. (CVE-2025-66471)