Convert IFEI to stand alone module.

[jrsteensen]

Convert IFEI to Nextion Enhanced Screen to eliminate HDMI based on @Ben-F111 's work post-Beta1.

https://github.com/Ben-F111/Ben-F18-Sim-Pit/tree/main/IFEI

[Ben-F111]

Pre release note. It does require a very small cut out in the LIP uprights. (On the early build). Those that may want to use the Nextion can add this after build. I’ll try out together a document in my Guthub.