Moved send above recv in Xinput API header

Logical reordering, no functional change

Author: dmadison

cores/arduino/xinput/USB_XInput_API.h

@@ -38,8 +38,8 @@ class XInputUSB {
 	// API
 	static bool connected(void);
 	static int  available(void);
-	static int  recv(void *buffer, uint8_t nbytes);
 	static int  send(const void *buffer, uint8_t nbytes);
+	static int  recv(void *buffer, uint8_t nbytes);
 	static void setRecvCallback(void(*callback)(void));
 
 	// Non-API Data