Update App.config

quickstart/dotnet/EventHubsForKafkaSample/App.config

@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="utf-8" ?>
 <configuration>
   <appSettings>
-    <add key="EH_FQDN" value="{YOUR.EVENTHUBS.FQDN}:9093"/>
-    <add key="EH_CONNECTION_STRING" value="{YOUR.CONNECTION.STRING}"/>
+    <add key="EH_FQDN" value="mynamespace.servicebus.windows.net:9093"/>
+    <add key="EH_CONNECTION_STRING" value="Endpoint=sb://mynamespace.servicebus.windows.net/;SharedAccessKeyName=XXXXXX;SharedAccessKey=XXXXXX"/>
     <add key="EH_NAME" value="test"/>
     <add key="CONSUMER_GROUP" value="$Default"/>
     <add key="CA_CERT_LOCATION" value=".\cacert.pem"/>