MM-60285 Add fresh label to channel and team switch metrics (#28100)

* Changed measureAndReport to take an object as parameters

* MM-60285 Add fresh label to channel and team switch metrics

server/public/model/metrics.go

@@ -51,6 +51,7 @@ var (
 		"modal_content",
 		"other",
 	)
+	AcceptedTrueFalseLabels = sliceToMapKey("true", "false")
 )
 
 type MetricSample struct {