[ISSUE-67308179] remove zombie code

init.go

diff --git a/init.go b/init.go
index e65daaa..5118b47 100644
--- a/init.go
+++ b/init.go
@@ -39,8 +39,7 @@
 	// special value - set by ApigeeSync, not taken from configuration
 	configApidInstanceID = "apigeesync_apid_instance_id"
 	// This will not be needed once we have plugin handling tokens.
-	configBearerToken       = "apigeesync_bearer_token"
-	configMachineKeyEnabled = "apigeesync_machine_key_enabled"
+	configBearerToken = "apigeesync_bearer_token"
 )
 
 const (
@@ -84,7 +83,6 @@
 	config.SetDefault(configPollInterval, 120*time.Second)
 	config.SetDefault(configSnapshotProtocol, "sqlite")
 	config.SetDefault(configDiagnosticMode, false)
-	config.SetDefault(configMachineKeyEnabled, false)
 	name, errh := os.Hostname()
 	if (errh != nil) && (len(config.GetString(configName)) == 0) {
 		log.Errorf("Not able to get hostname for kernel. Please set '%s' property in config", configName)