update docs/supported_ports.rst

dhalbert · dhalbert · commit f14fbd4aab91 · 2019-10-13T19:39:42.000-04:00
diff --git a/docs/supported_ports.rst b/docs/supported_ports.rst
@@ -8,5 +8,5 @@ and ESP8266.
     :maxdepth: 2
 
     ../ports/atmel-samd/README
-    ../ports/esp8266/README
     ../ports/nrf/README
+    ../ports/stm32f4/README
