Removed space after SignedOutCallbackPath

Author: Shama-K

4-WebApp-your-API/4-3-AnyOrg/ToDoListClient/appsettings.json

@@ -6,7 +6,7 @@
     "ClientId": "[Enter the Client Id (Application ID obtained from the Azure portal), e.g. ba74781c2-53c2-442a-97c2-3d60re42f403]",
     "ClientSecret": "[Copy the client secret added to the app from the Azure portal]",
     "CallbackPath": "/signin-oidc",
-    "SignedOutCallbackPath ": "/signout-callback-oidc"
+    "SignedOutCallbackPath": "/signout-callback-oidc"
   },
   "Logging": {
     "LogLevel": {