Add note about CP version requirement

dastels · dastels · commit 2b127b09676d · 2019-08-29T23:03:07.000-04:00
diff --git a/CircuitPython_Flying_Toasters/code.py b/CircuitPython_Flying_Toasters/code.py
@@ -11,6 +11,8 @@
 Licensed under the MIT license.
 
 All text above must be included in any redistribution.
+
+Requires CircuitPython 5.0 or later.
 """
 
 import time
