This PR adds a feature halo2-icicle to enable GPU acceleration using Icicle on top of the PSE halo2 feature.
[!NOTE]
It also adds a feature halo2-axiom-icicle that will be used to enable GPU acceleration on top of halo2-axiom; this is still a WIP and currently is the same as enabling halo2-axiom
This PR adds a feature
halo2-icicle
to enable GPU acceleration using Icicle on top of the PSE halo2 feature.