Support for AARCH64

[Dridi Boukelmoune]

> We do, in the sense that distributions do the work, but I believe the question was about the packagecloud repos.
>
> Fedora is possibly a good student he, providing timely packages (Dridi appears in 3..2..1..) but we definitely cannot expect the same thing from the debians.

*appears*

Fedora builds packages for a bunch of architectures, and builds
packages for Red Hat Enterprise Linux and derivatives via its EPEL
project. So Fedora has "official" Varnish packages outside the x86_64
realm (power pc, system/390 mainframes, arm boards) but we don't.

*disappears*