Fixes client.enabled: false, when field is not provided

client.go

@@ -12,7 +12,7 @@ type (
 
 	// ClientFields defines fields which are subject to update.
 	ClientFields struct {
-		Enabled             bool   `json:"enabled"`
+		Enabled             bool   `json:"enabled,omitempty"`
 		ScannerMode         string `json:"scanner_mode,omitempty"`
 		AttackRecheckerMode string `json:"attack_rechecker_mode,omitempty"`
 	}