[Issue 11274] Use a CDN for dlang.org

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=11274

--- Comment #2 from Martin Nowak <code at dawg.eu> ---
Caches come with their own problems and they often block for
longer times with 5xx screens, for even smallest backend hickups. So my
experience is that they easily worsen reachability if you're already
having a few issues.

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