Fix typo in security.rst from of to an or (#1158)

* Fix typo in security.rst from of to an or

Changed `of` to an `or`, I guessed a Dutch person wrote this and noticed it's one of the biggest gotchas to see if a Dutchie is the author.

* Changed 'of' to 'with a value of'

docs/security.rst

@@ -11,7 +11,7 @@ With Connexion, the API security definition **must** include a
 ``x-tokenInfoFunc`` must contain a reference to a function
 used to obtain the token info. This reference should be a string using
 the same syntax that is used to connect an ``operationId`` to a Python
-function when routing. For example, an ``x-tokenInfoFunc`` of 
+function when routing. For example, an ``x-tokenInfoFunc`` with a value of 
 ``auth.verifyToken`` would pass the user's token string to the function
 ``verifyToken`` in the module ``auth.py``. The referenced function accepts
 a token string as argument and should return a dict containing a ``scope``