Move link to webui-vue

phosphor-webui is End of Life. Move this link to webui-vue. Found
searching for phosphor-webui.

Tested: Went to the link.

Change-Id: Ie9afa28ee434de546872c8a9cd22aaa5f5f87cb2
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
diff --git a/README.md b/README.md
index 0a3152d..32a8446 100644
--- a/README.md
+++ b/README.md
@@ -107,8 +107,8 @@
   testing.
 - [REDFISH-cheatsheet.md](https://github.com/openbmc/docs/blob/master/REDFISH-cheatsheet.md):
   Quick reference for some common curl commands required for redfish testing.
-- [README.md](https://github.com/openbmc/phosphor-webui/blob/master/README.md):
-  Web UI setup reference.
+- [README.md](https://github.com/openbmc/webui-vue/blob/master/README.md): Web
+  UI setup reference.
 - [Corporate CLA and Individual CLA](https://github.com/openbmc/docs/blob/master/CONTRIBUTING.md#submitting-changes-via-gerrit-server):
   Submitting changes via Gerrit server