Chore: Fix goimports grouping in pkg/api (#62419)

* fix goimports

* fix goimports order

pkg/api/dtos/index.go

@@ -1,10 +1,10 @@
 package dtos
 
 import (
+	"html/template"
+
 	"github.com/grafana/grafana/pkg/services/navtree"
 	"github.com/grafana/grafana/pkg/setting"
-
-	"html/template"
 )
 
 type IndexViewData struct {

pkg/api/dtos/models_test.go

@@ -4,10 +4,11 @@ import (
 	"sort"
 	"testing"
 
+	"github.com/stretchr/testify/assert"
+
 	"github.com/grafana/grafana/pkg/components/simplejson"
 	"github.com/grafana/grafana/pkg/services/user"
 	"github.com/grafana/grafana/pkg/setting"
-	"github.com/stretchr/testify/assert"
 )
 
 func TestGetUniqueDatasourceTypes(t *testing.T) {