Update index.md

Author: rabestro

docs/index.md

@@ -8,7 +8,7 @@ There are implementations and tests for two algorithms:
 - [Dijkstra's Algorithm](https://en.wikipedia.org/wiki/Dijkstra%27s_algorithm)
 
 The implementation is written in Java 17. [API documentation](api) is available. 
-You can also see the [specifications](spock-reports) for the classes generated with the spock-reports.
+You can also see the [specifications](spock-reports) generated with the spock-reports.
 
 ## How to use the classes in your program