Update and rename ArduinoDS4_USBAPI.h to ArduinoPS4_USBAPI.h

Author: Flamethr0wer

cores/arduino/ArduinoDS4/ArduinoDS4_USBAPI.h renamed to cores/arduino/ArduinoDS4/ArduinoPS4_USBAPI.h

@@ -1,7 +1,7 @@
 /*
- *  Project     ArduinoDS4 AVR core
+ *  Project     ArduinoPS4 AVR core
  *  @author     Flamethrower
- *  @link       github.com/Flamethr0wer/ArduinoDS4_AVR
+ *  @link       github.com/Flamethr0wer/ArduinoPS4_AVR
  *  @license    MIT - Copyright (c) 2019 Flamethrower
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
@@ -26,14 +26,14 @@
 
 #include "USBAPI.h"
 
-#ifndef ARDUINODS4_USBAPI_H
-#define ARDUINODS4_USBAPI_H
+#ifndef ARDUINOPS4_USBAPI_H
+#define ARDUINOPS4_USBAPI_H
 
 #ifdef USBCON
 
-#define ARDUINODS4_USB
+#define ARDUINOPS4_USB
 
-class ArduinoDS4USB {
+class ArduinoPS4USB {
 public:
 	static bool connected(void);
 	static uint8_t available(void);