Fixed nested unordered list rendering

Also changed to dashes just to remain stylistically similar to the other unordered lists.

Author: tekktrik

README.rst

@@ -84,17 +84,19 @@ common set of requirements.
 
 If you'd like to use the term "CircuitPython" and Blinka for your product here is what we ask:
 
-* Your product is supported by the primary
+- Your product is supported by the primary
   `"adafruit/circuitpython" <https://github.com/adafruit/circuitpython>`_ repo. This way we can
   update any custom code as we update the CircuitPython internals.
-* Your product is listed on `circuitpython.org <https://circuitpython.org>`__ (source
+- Your product is listed on `circuitpython.org <https://circuitpython.org>`__ (source
   `here <https://github.com/adafruit/circuitpython-org/>`_). This is to ensure that a user of your
   product can always download the latest version of CircuitPython from the standard place.
-* Your product supports at least one standard "`Workflow <https://docs.circuitpython.org/en/latest/docs/workflows.html>`__" for serial and file access:
-  * With a user accessible USB plug which appears as a CIRCUITPY drive when plugged in.
-  * With file and serial access over Bluetooth Low Energy using the BLE Workflow.
-  * With file access over WiFi using the WiFi Workflow with serial access over USB and/or WebSocket.
-* Boards that do not support the USB Workflow should be clearly marked.
+- Your product supports at least one standard "`Workflow <https://docs.circuitpython.org/en/latest/docs/workflows.html>`__" for serial and file access:
+
+  - With a user accessible USB plug which appears as a CIRCUITPY drive when plugged in.
+  - With file and serial access over Bluetooth Low Energy using the BLE Workflow.
+  - With file access over WiFi using the WiFi Workflow with serial access over USB and/or WebSocket.
+
+- Boards that do not support the USB Workflow should be clearly marked.
 
 If you choose not to meet these requirements, then we ask you call your version of CircuitPython
 something else (for example, SuperDuperPython) and not use the Blinka logo. You can say it is