Move PROBE_SELECTED to an earlier point

Marlin/Conditionals_LCD.h

 
 /**
  * Conditionals_LCD.h
- * LCD Defines that depend on configuration but are not editable.
+ * Conditionals that need to be set before Configuration_adv.h or pins.h
  */
 
 #ifndef CONDITIONALS_LCD_H // Get the LCD defines which are needed first
     #define TOOL_E_INDEX current_block->active_extruder
   #endif
 
+  #define PROBE_SELECTED (ENABLED(FIX_MOUNTED_PROBE) || ENABLED(Z_PROBE_ALLEN_KEY) || HAS_Z_SERVO_ENDSTOP || ENABLED(Z_PROBE_SLED))
+
 #endif //CONDITIONALS_LCD_H

Marlin/Conditionals_post.h

     #endif
   #endif
 
-  #define PROBE_SELECTED (ENABLED(FIX_MOUNTED_PROBE) || ENABLED(Z_PROBE_ALLEN_KEY) || HAS_Z_SERVO_ENDSTOP || ENABLED(Z_PROBE_SLED))
-
   #define PROBE_PIN_CONFIGURED (HAS_Z_MIN_PROBE_PIN || (HAS_Z_MIN && ENABLED(Z_MIN_PROBE_USES_Z_MIN_ENDSTOP_PIN)))
 
   #define HAS_BED_PROBE (PROBE_SELECTED && PROBE_PIN_CONFIGURED)