CI: switch to Fastly CDN to download LibreSSL

OpenBSD ftp is down, let us switch to mirror

(cherry picked from commit 156c4b3439023beed151bd4e36b65a6583d14027)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
(cherry picked from commit cd2c6080954943ead7465f82c0bca54f67402f1a)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
(cherry picked from commit c7292a72a6dc97ad125c2e573b8f093046d80a38)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
1 file changed