format with gofumpt (#18184)

* gofumpt -w -l .

* gofumpt -w -l -extra .

* Add linter

* manual fix

* change make fmt

routers/private/internal.go

@@ -35,12 +35,12 @@ func CheckInternalToken(next http.Handler) http.Handler {
 
 // bind binding an obj to a handler
 func bind(obj interface{}) http.HandlerFunc {
-	var tp = reflect.TypeOf(obj)
+	tp := reflect.TypeOf(obj)
 	for tp.Kind() == reflect.Ptr {
 		tp = tp.Elem()
 	}
 	return web.Wrap(func(ctx *context.PrivateContext) {
-		var theObj = reflect.New(tp).Interface() // create a new form obj for every request but not use obj directly
+		theObj := reflect.New(tp).Interface() // create a new form obj for every request but not use obj directly
 		binding.Bind(ctx.Req, theObj)
 		web.SetForm(ctx, theObj)
 	})
@@ -49,7 +49,7 @@ func bind(obj interface{}) http.HandlerFunc {
 // Routes registers all internal APIs routes to web application.
 // These APIs will be invoked by internal commands for example `gitea serv` and etc.
 func Routes() *web.Route {
-	var r = web.NewRoute()
+	r := web.NewRoute()
 	r.Use(context.PrivateContexter())
 	r.Use(CheckInternalToken)