Refactor time durations (#58484)

This change uses `time.Second` in place of `1000 * time.Millisecond` and `time.Minute` in place of `60*time.Second`.

pkg/services/live/pipeline/devdata.go

@@ -32,7 +32,7 @@ type Data struct {
 func postTestData() {
 	i := 0
 	for {
-		time.Sleep(1000 * time.Millisecond)
+		time.Sleep(time.Second)
 		num1 := rand.Intn(10)
 		num2 := rand.Intn(10)
 		d := Data{

pkg/services/live/runstream/manager.go

@@ -75,7 +75,7 @@ func WithCheckConfig(interval time.Duration, maxChecks int) ManagerOption {
 
 const (
 	defaultCheckInterval           = 5 * time.Second
-	defaultDatasourceCheckInterval = 60 * time.Second
+	defaultDatasourceCheckInterval = time.Minute
 	defaultMaxChecks               = 3
 )