fix imports style

Author: lunny

cmd/hook.go

@@ -8,9 +8,9 @@ import (
 	"fmt"
 	"os"
 
-	"github.com/urfave/cli"
-
 	"code.gitea.io/gitea/models"
+
+	"github.com/urfave/cli"
 )
 
 var (

models/migrations/v19.go

@@ -11,10 +11,10 @@ import (
 	"path/filepath"
 	"strings"
 
+	"code.gitea.io/gitea/modules/setting"
+
 	"github.com/Unknwon/com"
 	"github.com/go-xorm/xorm"
-
-	"code.gitea.io/gitea/modules/setting"
 )
 
 func generateAndMigrateGitHooks(x *xorm.Engine) (err error) {