Remove mention of the "NUM" field, was not present in config file. (#172

)

Co-Authored-By: Casper Welzel Andersen <43357585+CasperWA@users.noreply.github.com>

docs/pages/2019_IIT_Mandi_India/sections/setup.rst

@@ -48,7 +48,7 @@ After that ssh key is in place, you can add the following block your ``~/.ssh/co
       LocalForward 5000 localhost:5000
       ServerAliveInterval 120
 
-replacing the IP address (``IP_ADDRESS``) and the ``NUM`` by the one you received.
+replacing the IP address field (``IP_ADDRESS``) and the ``NUM`` with what you received earlier.
 
 Afterwards you can connect to the server using this simple command: