Configures fleet telemetry via API

Implements fleet telemetry configuration by first removing the existing telemetry configuration and then posting a new configuration.

This configures telemetry data collection intervals and host information.

Adds logging for request/response from the API.

Source/ProofOfConcept/appsettings.Development.json

@@ -3,7 +3,8 @@
     "LogLevel": {
       "Default": "Trace",
       "Microsoft.AspNetCore": "Warning",
-      "System.Net.Http.HttpClient": "Warning"
+      "System.Net.Http.HttpClient": "Warning",
+      "Microsoft.Extensions.Http": "Information"
     }
   }
 }