Remove mention of the WiFi from the troubleshooting pages

Author: PeterJCLaw

troubleshooting/index.md

@@ -36,9 +36,8 @@ Explain it to someone else
 
 Check the log file for errors
 :   If your program has an error in it, it will stop running or not run at all.
-    Check [the log file](/docs/troubleshooting/python#ReadingTheLogs) either through the
-    robot [WiFi](/docs/kit/wifi) interface or look at the log file on the USB stick to
-    see any error reports.
+    Check [the log file](/docs/troubleshooting/python#ReadingTheLogs) on the USB
+    stick to see any error reports.
 
 Print all the things
 :   Adding `print` statements
@@ -50,8 +49,7 @@ Print all the things
 
     On the robots the output from any `print` statements will end up
     in [the log file](/docs/troubleshooting/python#ReadingTheLogs), which can
-    be viewed either in the robot [WiFi](/docs/kit/wifi) interface or on
-    the USB stick.
+    be viewed on the USB stick.
 
 Check the docs
 :   It's very easy to end up thinking that you know how something works

troubleshooting/python.md

@@ -13,9 +13,7 @@ If you encounter one that isn't on this list, quickly check your code and search
 ## [Reading the Logs](#ReadingTheLogs) {#ReadingTheLogs}
 
 When your program runs on the robot, the output of `print` statements and any
-errors which occur are written to a log file. You can view this log file via the
-robot [WiFi](/docs/kit/wifi) interface (by touching the menu icon in the
-top-left, followed by "Logs"). It is also written to the USB stick as `log.txt`.
+errors which occur are written to a log file on the USB stick as `log.txt`.
 
 ## [Syntax Error](#SyntaxError) {#SyntaxError}