A better go code formatter, and now make fmt can run in Windows (#17684)

* go build / format tools
* re-format imports

modules/doctor/fix16961.go

@@ -13,6 +13,7 @@ import (
 	"code.gitea.io/gitea/models/unit"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/timeutil"
+
 	"xorm.io/builder"
 )
 

modules/doctor/fix16961_test.go

@@ -8,6 +8,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+
 	"github.com/stretchr/testify/assert"
 )