[TODO] Implement Linux AArch64

[rpaladin]

Add real download to Linux AArch64 as promised for download page.

[develperbayman]

Chomping at the bit for this on my orange pi 5

[rmurrish]

https://code.blender.org/2023/10/vulkan-project-update/
With Vulcan now enabled as an experimental option (see also the linked devtalk page, TL;DR --gpu-backend vulkan on an alpha build), is this possible soon?