Fixing alt text

Author: v-dirichards

articles/digital-twins/how-to-create-app-registration.md

@@ -222,9 +222,9 @@ Use these steps to create the role assignment for your registration.
     | Members > Assign access to | User, group, or service principal |
     | Members > Members | **+ Select members**, then search for the name or [client ID](#collect-client-id-and-tenant-id) of the app registration |
 
-   :::image type="content" source="../../includes/role-based-access-control/media/add-role-assignment-page.png" alt-text="Screenshot of the Roles tab in the 'Add role assignment' page." lightbox="../../includes/role-based-access-control/media/add-role-assignment-page.png":::
+   :::image type="content" source="../../includes/role-based-access-control/media/add-role-assignment-page.png" alt-text="Screenshot of the Roles tab in the Add role assignment page." lightbox="../../includes/role-based-access-control/media/add-role-assignment-page.png":::
 
-   :::image type="content" source="media/how-to-create-app-registration/add-role.png" alt-text="Screenshot of the Members tab in the 'Add role assignment' page." lightbox="media/how-to-create-app-registration/add-role.png":::
+   :::image type="content" source="media/how-to-create-app-registration/add-role.png" alt-text="Screenshot of the Members tab in the Add role assignment page." lightbox="media/how-to-create-app-registration/add-role.png":::
 
     Once the role has been selected, **Review + assign** it.