Fix typo in adafruit_lps2x.py

Changed 'circuitpythohn' in link to 'circuitpython'

Author: ncguk

adafruit_lps2x.py

@@ -24,7 +24,7 @@
 **Software and Dependencies:**
 
 * Adafruit CircuitPython firmware for the supported boards:
-    https://circuitpythohn.org/downloads
+    https://circuitpython.org/downloads
 
 * Adafruit's Bus Device library: https://github.com/adafruit/Adafruit_CircuitPython_BusDevice