correct reference to ESP32 Airlift

Author: askpatrickw

adafruit_azureiot/__init__.py

@@ -19,7 +19,7 @@
 * Adafruit CircuitPython firmware for the supported boards:
   https://github.com/adafruit/circuitpython/releases
 
-**With ESP32SPI Peripheral Networking**
+**With ESP32 Airlift Networking**
 
 * Adafruit's Bus Device library: https://github.com/adafruit/Adafruit_CircuitPython_BusDevice
 * Adafruit's ESP32SPI library: https://github.com/adafruit/Adafruit_CircuitPython_ESP32SPI