refactor: Move tfchain check to the very last as a fallback

Author: xmonader

pkg/perf/healthcheck/ntp.go

@@ -78,12 +78,6 @@ func getCurrentUTCTime(zcl zbus.Client) (time.Time, error) {
 
 	// List of time servers
 	var timeServers = []TimeServer{
-		{
-			Name: "tfchain",
-			Func: func() (time.Time, error) {
-				return getTimeChainWithZCL(zcl)
-			},
-		},
 		{
 			Name: "worldtimeapi",
 			Func: getWorldTimeAPI,
@@ -96,6 +90,12 @@ func getCurrentUTCTime(zcl zbus.Client) (time.Time, error) {
 			Name: "timeapi.io",
 			Func: getTimeAPI,
 		},
+		{
+			Name: "tfchain",
+			Func: func() (time.Time, error) {
+				return getTimeChainWithZCL(zcl)
+			},
+		},
 	}
 	for _, server := range timeServers {
 		utcTime, err := server.Func()