Update overview.md

Author: psanapathi

articles/azure-health-insights/oncophenotype/overview.md

@@ -60,4 +60,4 @@ For the Public Preview, you can select the Free F0 SKU. The official pricing wil
 Get started using the Onco-Phenotype model:
 
 >[!div class="nextstepaction"]
-> [Deploy the service via the portal](../deploy-portal.md)
+> [Deploy the service via the portal](../deploy-portal.md)