Merge pull request #1507 from kgills/i2c_pinname_fix

[MAX32600MBED] Fixing a typo with the I2C pin names.

Author: 0xc0170

libraries/mbed/targets/hal/TARGET_Maxim/TARGET_MAX32600/TARGET_MAX32600MBED/PinNames.h

@@ -192,8 +192,8 @@ typedef enum {
     STDIO_UART_RX = USBRX,
 
     // I2C pins
-    I2C0_SCL = P2_4,
-    I2C0_SDA = P2_5,
+    I2C0_SCL = P2_5,
+    I2C0_SDA = P2_4,
 
     I2C1_SCL = P2_7,
     I2C1_SDA = P2_6,