a75520c678
OpenSSL downloads itself are distributed using Akamai CDN, so use these
sources as the highest priority.
Remove a stale mirror which seems to be offline for a longer time
already.
Add fallbacks to the old release path also for the mirrors.
Signed-off-by: David Bauer <mail@david-bauer.net>
(cherry picked from commit 10e84bde36)