minor tweak

Author: gfwilliams

devices/LEGO WeDo 2.md

@@ -2,7 +2,7 @@
 LEGO WeDo 2.0
 ==============
 
-<span style="color:red">:warning: **Please view the correctly rendered version of this page at https://www.espruino.com/LEGO+WeDo+2.  Links, lists, videos, search, and other features will not work correctly when viewed on GitHub** :warning:</span>
+<span style="color:red">:warning: **Please view the correctly rendered version of this page at https://www.espruino.com/LEGO+WeDo+2. Links, lists, videos, search, and other features will not work correctly when viewed on GitHub** :warning:</span>
 
 * KEYWORDS: Module,Bluetooth,LEGO,WeDo,WeDo2,We Do
 * USES: BLE,Only BLE