Update README.md

Author: mlagally

USE-CASES/README.md

@@ -1,6 +1,6 @@
 The use cases and all related issues have been moved to a new location: https://github.com/w3c/wot-usecases.
 
-**All future use cases as well as new issues should be created there.**
+**All future use cases as well as new issues should be created in the new repository.**
 
 **This directory is frozen and only available for archive and reference purposes.**