Change pin index for ANALOG_A5 and ANALOG_A4

Author: pennam

PortentaBreakoutCarrier.h

@@ -145,8 +145,8 @@ typedef enum {
     ANALOG_REFP = -1,
     ANALOG_A7 = LAST_ARDUINO_PIN_NUMBER + PA_6,
     ANALOG_A6 = LAST_ARDUINO_PIN_NUMBER + PA_4,
-    ANALOG_A5 = LAST_ARDUINO_PIN_NUMBER + PC_3,
-    ANALOG_A4 = LAST_ARDUINO_PIN_NUMBER + PC_2,
+    ANALOG_A5 = LAST_ARDUINO_PIN_NUMBER + PC_3_ALT0,
+    ANALOG_A4 = LAST_ARDUINO_PIN_NUMBER + PC_2_ALT0,
     ANALOG_A3 = LAST_ARDUINO_PIN_NUMBER + PC_3,
     ANALOG_A2 = LAST_ARDUINO_PIN_NUMBER + PC_2,
     ANALOG_A1 = LAST_ARDUINO_PIN_NUMBER + PA_1,