[3.11] gh-123418: Update CI to use fresh OpenSSL releases (GH-123675) (#123699)

* [3.11] gh-123418: Update CI to use fresh OpenSSL releases (GH-123675)

Also adds openssl/openssl GitHub URL template for newer OpenSSL downloads
(cherry picked from commit 56b00f4705634af2861a8aa9c2eb5769012220f0)

Co-authored-by: Zachary Ware <zach@python.org>

* Adjust build_ubuntu_ssltests job to use cache for the correct OS version