T4.1 - Serial5 - Alternate pin number change

There are two pins on the SDCard IO pins that are valid alternate pins for Serial5
Serial5.setRX or setTX.

These pin numbers changed from T4 to T4.1 so update table depending on which board.

teensy4/HardwareSerial5.cpp

 static HardwareSerial::hardware_t UART8_Hardware = {
 	4, IRQ_LPUART8, &IRQHandler_Serial5, &serial_event_check_serial5,
 	CCM_CCGR6, CCM_CCGR6_LPUART8(CCM_CCGR_ON),
+	#if defined(ARDUINO_TEENSY41)
+	{{21,2, &IOMUXC_LPUART8_RX_SELECT_INPUT, 1}, {46, 2, &IOMUXC_LPUART8_RX_SELECT_INPUT, 0}},
+	{{20,2, &IOMUXC_LPUART8_TX_SELECT_INPUT, 1}, {47, 2, &IOMUXC_LPUART8_TX_SELECT_INPUT, 0}},
+	#else
 	{{21,2, &IOMUXC_LPUART8_RX_SELECT_INPUT, 1}, {38, 2, &IOMUXC_LPUART8_RX_SELECT_INPUT, 0}},
 	{{20,2, &IOMUXC_LPUART8_TX_SELECT_INPUT, 1}, {39, 2, &IOMUXC_LPUART8_TX_SELECT_INPUT, 0}},
+	#endif
 	0xff, // No CTS pin
 	0, // No CTS
 	IRQ_PRIORITY, 38, 24, // IRQ, rts_low_watermark, rts_high_watermark