Update README.md

Author: RodrigoPAml

README.md

@@ -171,7 +171,7 @@ The project contains two test projects: unit tests and integration tests.
 
 ## Unit tests
 
-In our project, unit tests were performed in the domain layer, at the entity and domain service levels, using Moq to ensure there were no external dependencies.
+In our project, unit tests were performed in the domain layer, at the entity and domain service levels, using Moq to ensure there were no external dependencies (from repositories).
 
 ### Entities
 ![image](https://github.com/user-attachments/assets/0750163d-ceea-4ffa-8f0a-e45068f44737)