Fix MKS Robin section in platformio.ini (#13598)

Updated ststm32 version because the old version gives build errors. Added `U8glib-HAL` to ignore list because there are also build errors.

platformio.ini

@@ -302,7 +302,7 @@ monitor_speed = 250000
 # MKS Robin (STM32F103ZET6)
 #
 [env:mks_robin]
-platform      = ststm32@5.1.0
+platform      = ststm32@5.3.0
 framework     = arduino
 board         = genericSTM32F103ZE
 extra_scripts = buildroot/share/PlatformIO/scripts/mks_robin.py
@@ -318,6 +318,7 @@ lib_ignore    = c1921b4
   Adafruit NeoPixel
   libf3e
   TMC26XStepper
+  U8glib-HAL
 
 #
 # STM32F407VET6 with RAMPS-like shield