Update troubleshoot.md

Update VMware Runtime Support section in troubleshoot

Author: qingc

articles/spring-cloud/troubleshoot.md

@@ -275,7 +275,7 @@ You can view the billing account for your subscription if you have admin access.
 
 ### I need VMware Spring Runtime Support (Enterprise tier only)
 
-Enterprise tier has built-in VMware Spring Runtime Support so you can directly open support tickets to [VMware](https://aka.ms/ascevsrsupport) if you think your issue is in scope of VMware Spring Runtime Support. For more information, see [https://tanzu.vmware.com/spring-runtime](https://tanzu.vmware.com/spring-runtime). For any other issues, directly open support tickets with Microsoft.
+Enterprise tier has built-in VMware Spring Runtime Support so you can directly open support tickets to [VMware](https://aka.ms/ascevsrsupport) if you think your issue is in scope of VMware Spring Runtime Support. To better understand VMware Spring Runtime Support itself, please get more information from https://tanzu.vmware.com/spring-runtime; to understand details about how to register/use this support service, please refer to the Support section in Enterprise tier FAQ from VMware (https://aka.ms/EnterpriseTierFAQ). For any other issues, directly open support tickets with Microsoft. 
 
 ## Next steps