fixed boot/config.txt text changes display

Author: Kasperror

README.rst

@@ -115,6 +115,7 @@ Setup for sudo-less usage on Raspberry Pi boards
 1. Enable both SPI and Serial port hardware (Serial interface). Do it by ``raspi-config`` tool or manually by adding
 
    ::
+   
       dtparam=spi=on
       enable_uart=1
 
@@ -129,7 +130,7 @@ When initializing the ``NeoPixel`` object **always** do it with ``board.D10`` (G
 
     import board
     import neopixel
-    
+
     DATA_PIN = board.D10
     pixel = neopixel.NeoPixel(DATA_PIN, ...)