🔨 Creality v4 with STM32 HAL (#21999)

- New STM32 env for Creality V4 boards.
- Separate Libmaple targets into their own `ini` file.
- Temporarily remove unusable targets from `pins.h`.

Co-authored-by: ellensp <ellensp@hotmsil.com>
Co-authored-by: Scott Lahteine <github@thinkyhead.com>

buildroot/tests/mks_robin

@@ -1,22 +1,13 @@
 #!/usr/bin/env bash
 #
-# Build tests for MKS Robin
-# (STM32F1 genericSTM32F103ZE)
+# Build tests for MKS Robin (HAL/STM32)
 #
 
 # exit on first failure
 set -e
 
 use_example_configs Mks/Robin
-exec_test $1 $2 "MKS Robin config (FSMC Color UI)" "$3"
-
-#
-# MKS Robin LVGL FSMC
-#
-use_example_configs Mks/Robin
-opt_disable TFT_CLASSIC_UI TFT_COLOR_UI TOUCH_SCREEN TFT_RES_320x240
-opt_enable TFT_LVGL_UI TFT_RES_480x320
-exec_test $1 $2 "MKS Robin nano v1.2 LVGL FSMC" "$3"
+exec_test $1 $2 "MKS Robin base configuration" "$3"
 
 # cleanup
 restore_configs