🐛 Swap BTT002 Tachometer Pins (#23199)

Followup to #23086

Marlin/src/pins/stm32f4/pins_BTT_BTT002_V1_0.h

 
 #ifndef E0_FAN_TACHO_PIN
   #ifdef MK3_FAN_PINS
-    #define E0_FAN_TACHO_PIN                PE0   // Fan1
+    #define E0_FAN_TACHO_PIN                PE1   // Fan1
   #else
-    #define E0_FAN_TACHO_PIN                PE1   // Fan0
+    #define E0_FAN_TACHO_PIN                PE0   // Fan0
   #endif
 #endif