Add LIFCL-33U IDCODE

[josuah]

This is the chip announced there, with an USB3 at 5 Gbit/s core in-silicon: https://www.latticesemi.com/en/Blog/2023/09/25/20/31/Accelerate-USB-enabled-Designs-with-Lattice-CrossLinkU-NX-FPGAs

It is already working great, so thank you for this tool!

#19 plays smoothly with new parts like this one by making IDCODE verification optional.