README: Comment out STM32 section.
@@ -197,6 +197,7 @@ For some ports, building required dependences is transparent, and happens
automatically. But they still need to be fetched with the `make submodules`
command.
+<!--
The STM32 version
-----------------
@@ -223,6 +224,7 @@ This will use the included `tools/pydfu.py` script. If flashing the firmware
does not work it may be because you don't have the correct permissions, and
need to use `sudo make deploy`.
See the README.md file in the ports/stm32/ directory for further details.
+-->
Contributing
------------
