SKR Pro Neopixel support (#15274)

platformio.ini

@@ -486,8 +486,13 @@ extra_scripts = pre:buildroot/share/PlatformIO/scripts/generic_create_variant.py
 build_flags = ${common.build_flags}
   -DUSBCON -DUSBD_USE_CDC -DUSBD_VID=0x0483 -DUSB_PRODUCT=\"STM32F407ZG\"
   -DTARGET_STM32F4 -DSTM32F407_5ZX -DVECT_TAB_OFFSET=0x8000 -DHAVE_HWSERIAL6
-lib_deps = ${common.lib_deps}
-lib_ignore = Adafruit NeoPixel, SailfishLCD, SailfishRGB_LED, SlowSoftI2CMaster
+lib_deps =
+  U8glib-HAL=https://github.com/MarlinFirmware/U8glib-HAL/archive/bugfix.zip
+  LiquidCrystal@1.3.4
+  TMCStepper@<1.0.0
+  Adafruit NeoPixel
+  LiquidTWI2=https://github.com/lincomatic/LiquidTWI2/archive/master.zip
+  Arduino-L6470=https://github.com/ameyer/Arduino-L6470/archive/dev.zip
 src_filter = ${common.default_src_filter} +<src/HAL/HAL_STM32>
 monitor_speed = 250000