Update spi.py

Author: jposada202020

adafruit_pn532/spi.py

@@ -70,8 +70,8 @@ def __init__(
         :param digitalio.DigitalInOut reset: board pin the PN532 reset is connected to
         :param bool debug: if True print additional debug statements. Defaults to False
 
+
         **Quickstart: Importing and using the device**
-        
         Here is an example of using the :class:`PN532_SPI` class.
         First you will need to import the libraries to use the sensor