chore: fix golang linter

server/frontend/frontend.go

@@ -9,10 +9,10 @@ import (
 
 	"github.com/labstack/echo/v4"
 	"github.com/labstack/echo/v4/middleware"
-
 	"github.com/usememos/gomark/parser"
 	"github.com/usememos/gomark/parser/tokenizer"
 	"github.com/usememos/gomark/renderer"
+
 	apiv1 "github.com/usememos/memos/api/v1"
 	"github.com/usememos/memos/internal/util"
 	"github.com/usememos/memos/server/profile"