fix header err

Author: ikethecoder

microservices/gatewayApi/patterns/sdx/application_r1.py

@@ -41,7 +41,7 @@
         paths:
           - ${route_path}
         headers:
-          - X-Client-Id:${consumer_uri}
+          "X-Client-Id": [ ${consumer_uri} ]
         methods:
           - GET
           - POST