Add BTT002 filament runout, PLR, and RGB pins#16442

thinkyhead merged 2 commits intoMarlinFirmware:bugfix-2.0.xMarlinFirmware/Marlin:bugfix-2.0.xfrom

thisiskeithb:pr/add-more-btt002-pinsthisiskeithb/Marlin:pr/add-more-btt002-pinsCopy head branch name to clipboard