Update Support information (#122)

Author: anandrajak1

README.md

@@ -31,7 +31,7 @@ For documentation, please visit [Container Storage Modules documentation](https:
 - [Committer Guide](https://github.com/dell/csm/blob/main/docs/COMMITTER_GUIDE.md)
 - [Contributing Guide](https://github.com/dell/csm/blob/main/docs/CONTRIBUTING.md)
 - [List of Adopters](https://github.com/dell/csm/blob/main/docs/ADOPTERS.md)
-- [Support](https://github.com/dell/csm/blob/main/docs/SUPPORT.md)
+- [Dell support](https://www.dell.com/support/incidents-online/en-us/contactus/product/container-storage-modules)
 - [Security](https://github.com/dell/csm/blob/main/docs/SECURITY.md)
 - [About](#about)