PLT-5070: Server side component of Telemetry. (#5514)

config/config.json

@@ -11,7 +11,6 @@
         "ReadTimeout": 300,
         "WriteTimeout": 300,
         "MaximumLoginAttempts": 10,
-        "SegmentDeveloperKey": "",
         "GoogleDeveloperKey": "",
         "EnableOAuthServiceProvider": false,
         "EnableIncomingWebhooks": true,