Implement HyperTile

Already implemented into the dev branch of SD.Next, in my own experience the speed-up isn't snake oil despite coming off as so. Provides a 30-40% speed up at sub-1024x1024 resolutions and apparently this scales up as resolution increases.
https://www.reddit.com/r/StableDiffusion/comments/16xc87b/hypertile_34x_stablediffusion_acceleration_at_4k/
https://www.reddit.com/r/StableDiffusion/comments/16y0u0o/hypertile_tiledoptimizations_for_stablediffusion/
https://github.com/tfernd/HyperTile
https://github.com/vladmandic/automatic/commit/2ec797472bec170ad58e62bee1504f5b2bf6c386#diff-cc636c1b90d8799419902fca7cadc64a32239b0e3157e3c4a44f320c298adc84