add build tag to disable metrics

dataprovider/sqlite.go

@@ -13,6 +13,7 @@ import (
 
 	"github.com/drakkan/sftpgo/logger"
 	"github.com/drakkan/sftpgo/utils"
+	"github.com/drakkan/sftpgo/version"
 	"github.com/drakkan/sftpgo/vfs"
 )
 
@@ -69,7 +70,7 @@ type SQLiteProvider struct {
 }
 
 func init() {
-	utils.AddFeature("+sqlite")
+	version.AddFeature("+sqlite")
 }
 
 func initializeSQLiteProvider(basePath string) error {