fix

Author: wxiaoguang

modules/templates/dynamic.go

@@ -6,20 +6,13 @@
 package templates
 
 import (
-	"html/template"
 	"io/fs"
 	"os"
 	"path/filepath"
-	texttmpl "text/template"
 
 	"code.gitea.io/gitea/modules/setting"
 )
 
-var (
-	subjectTemplates = texttmpl.New("")
-	bodyTemplates    = template.New("")
-)
-
 // GetAsset returns asset content via name
 func GetAsset(name string) ([]byte, error) {
 	bs, err := os.ReadFile(filepath.Join(setting.CustomPath, name))