mention tests

Author: vladak

docs/index.html

@@ -127,7 +127,7 @@ <h2><a name="final_assignment">Final Lab Assignment</a></h2>
 labs (which is a hard dependency for entering the credits that you get for
 passing the exam into the school information system).
 
-The specification of the assignment will be provided before the end of October 2023.
+The specification and basic set of tests will be provided before the end of October 2023.
 <!--  
   is 
 <a href="./class-assignments/labs-assignment-2023.md">a simple MQTT broker</a>.