fixed broken link

Author: spelluru

articles/service-bus-messaging/service-bus-managed-service-identity.md

@@ -52,7 +52,7 @@ Before you assign an RBAC role to a security principal, determine the scope of a
 
 The following list describes the levels at which you can scope access to Service Bus resources, starting with the narrowest scope:
 
-- **Queue**, **topic**, or **subscription**: Role assignment applies to the specific Service Bus entity. Currently, the Azure portal doesn't support assigning users/groups/managed identities to Service Bus RBAC roles at the subscription level. Here's an example of using the Azure CLI command: [az-role-assignment-create](../cli/azure/role/assignment?view=azure-cli-latest#az-role-assignment-create) to assign an identity to a Service Bus RBAC role: 
+- **Queue**, **topic**, or **subscription**: Role assignment applies to the specific Service Bus entity. Currently, the Azure portal doesn't support assigning users/groups/managed identities to Service Bus RBAC roles at the subscription level. Here's an example of using the Azure CLI command: [az-role-assignment-create](/cli/azure/role/assignment?view=azure-cli-latest#az-role-assignment-create) to assign an identity to a Service Bus RBAC role: 
 
     ```powershell
     az role assignment create \