feat: broadcast-standard native CRT video with PAL and 480i modes#4

wizzomafizzo wants to merge 6 commits into

feat/dual-mode-native-fbZaparooProject/Menu_MiSTer:feat/dual-mode-native-fbfrom

fix/native-video-centeringZaparooProject/Menu_MiSTer:fix/native-video-centeringCopy head branch name to clipboard