Update docs/self-hosted/kubernetes-maintenance.md

Co-authored-by: Stephan <[email protected]>

Author: IgorBenko

docs/self-hosted/kubernetes-maintenance.md

@@ -35,6 +35,6 @@ Replace `NAMESPACE` with the namespace in your cluster where KOTS is installed.
 
 The following applies only to kURL installations. To update or replace the certificate, you must first restore the ability 
 to upload new TLS certificates and then reupload the certificate through the user interface. Please refer to 
-the [Replicated Documentation](https://docs.replicated.com/enterprise/updating-tls-cert#update-custom-tls-certificates) 
+the [Replicated documentation](https://docs.replicated.com/enterprise/updating-tls-cert#update-custom-tls-certificates) 
 for detailed instructions.