Add missing key in appsettings

src/Web/WebSPA/appsettings.json

@@ -6,6 +6,7 @@
   "PurchaseUrlHC": "http://localhost:5202/hc",
   "MarketingUrlHC": "http://localhost:5203/hc",
   "IdentityUrlHC": "http://localhost:5105/hc",
+  "SignalrHubUrl":"http://localhost:5202",
   "UseCustomizationData": true,
   "IsClusterEnv": "False",
   "ActivateCampaignDetailFunction": false,