SAMD51: Update LCD pins (#14907)

Marlin/src/pins/samd/pins_AGCM4_RURAMPS4D_13.h

@@ -172,32 +172,35 @@
 
   #if EITHER(RADDS_DISPLAY, REPRAP_DISCOUNT_SMART_CONTROLLER)
 
-    #define BEEPER_PIN     75
+    #error "Pin compatibility check needed!"
+    #define BEEPER_PIN     54
     #define LCD_PINS_D4    48
     #define LCD_PINS_D7    53
     #define SD_DETECT_PIN  -1    // 51 can't be used, it's MOSI
-    #define LCD_PINS_RS    76
-    #define LCD_PINS_ENABLE 77
+    #define LCD_PINS_RS    55
+    #define LCD_PINS_ENABLE 56
 
   #elif ENABLED(REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER)
 
-    #define BEEPER_PIN     75
+    #define BEEPER_PIN     54
     #define LCD_PINS_D4    48
     #define SD_DETECT_PIN  -1    // 51 can't be used, it's MOSI
-    #define LCD_PINS_RS    76
-    #define LCD_PINS_ENABLE 77
+    #define LCD_PINS_RS    55
+    #define LCD_PINS_ENABLE 56
 
   #elif HAS_SSD1306_OLED_I2C
 
-    #define BEEPER_PIN     75
+    #error "Pin compatibility check needed!"
+    #define BEEPER_PIN     54
     #define LCD_SDSS       10
     #define SD_DETECT_PIN  -1    // 51 can't be used, it's MOSI
 
   #elif ENABLED(FYSETC_MINI_12864)
 
-    #define BEEPER_PIN     75
-    #define DOGLCD_CS      77
-    #define DOGLCD_A0      76
+    #error "Pin compatibility check needed!"
+    #define BEEPER_PIN     54
+    #define DOGLCD_CS      56
+    #define DOGLCD_A0      55
 
     //#define FORCE_SOFT_SPI    // Use this if default of hardware SPI causes display problems
                                 // results in LCD soft SPI mode 3, SD soft SPI mode 0