feat: fixes end()

Author: SuGlider

cores/esp32/HardwareSerial.h

@@ -252,7 +252,7 @@ class HardwareSerial: public Stream
     // invert will invert RX/TX polarity
     // rxfifo_full_thrhd if the UART Flow Control Threshold in the UART FIFO (max 127)
     void begin(unsigned long baud, uint32_t config=SERIAL_8N1, int8_t rxPin=-1, int8_t txPin=-1, bool invert=false, unsigned long timeout_ms = 20000UL, uint8_t rxfifo_full_thrhd = 112);
-    void end(bool fullyTerminate = true);
+    void end(void);
     void updateBaudRate(unsigned long baud);
     int available(void);
     int availableForWrite(void);