fix broken link

Author: derisen

README.md

@@ -82,7 +82,7 @@ Alternatively, choose below the sample you want to review.
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 | <img src="./5-AccessControl/1-call-api-roles/ReadmeFiles/topology.png" width="200"> | [**Call a web API using App Roles**](./5-AccessControl/1-call-api-roles/README.md) </br> Define App Roles and use roles claim in an ID Token to implement Role-based Access Control (RBAC) for your protected web API. |
-| <img src="./5-AccessControl/2-call-api-groups/ReadmeFiles/topology.png" width="200"> | [**Call a web API using Security Groups**](/5-AccessControl/1-call-api-groups/README.md) </br> Create Security Groups and use groups claim in an ID Token to implement Role-based Access Control (RBAC) for your protected web API. Handle overage scenarios. |
+| <img src="./5-AccessControl/2-call-api-groups/ReadmeFiles/topology.png" width="200"> | [**Call a web API using Security Groups**](/5-AccessControl/2-call-api-groups/README.md) </br> Create Security Groups and use groups claim in an ID Token to implement Role-based Access Control (RBAC) for your protected web API. Handle overage scenarios. |
 
 ### Chapter 6: Develop and provision a multi-tenant SaaS application