Update go cli (#13717)

### What problem does this PR solve?

Go cli

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

---------

Signed-off-by: Jin Hai <haijin.chn@gmail.com>

internal/handler/system.go

@@ -19,10 +19,9 @@ package handler
 import (
 	"net/http"
 	"ragflow/internal/server"
+	"ragflow/internal/service"
 
 	"github.com/gin-gonic/gin"
-
-	"ragflow/internal/service"
 )
 
 // SystemHandler system handler