fix:#41 fixed naming issue sonarqube

services/data-manager/service/events/courseService_test.go

@@ -21,7 +21,7 @@ import (
 	"testing"
 )
 
-func Test_removeEmptyCourses(t *testing.T) {
+func TestRemoveEmptyCourses(t *testing.T) {
 	type args struct {
 		courses []string
 	}