fix(serial): INITUART now writes LCR and RESET calls INITUART with params

src/serial.s

@@ -26,6 +26,8 @@ INITUART
   ldd a,x       ; Get divisor into D
   sta UART_DLM  ; Write divisor MSB
   stb UART_DLL  ; Write divisor LSB
+  puls b        ; Restore B
+  stb UART_LCR  ; Write LCR
   lda UARTF_FCR_FE|UARTF_FCR_RFR|UARTF_FCR_XFR ; FIFO disable and clear
   sta UART_FCR
   lda #0