Update README.rst

Author: mdroberts1243

README.rst

@@ -7,7 +7,7 @@ Dependencies
 =============
 This driver depends on:
 
-* `Adafruit CircuitPython Version 5+ <https://github.com/adafruit/circuitpython>`_
+* `Adafruit CircuitPython Version 6+ <https://github.com/adafruit/circuitpython>`_ A new quirk in 6.0 for SH1107
 * Adafruit SH1107 128 x 64 OLED display, used for testing.
 
 Please ensure all dependencies are available on the CircuitPython filesystem.