bugfix:解决重新测评时有时会出现unkonw的情况。

modules/submission.js

@@ -293,7 +293,7 @@ app.get('/submission/:id', async (req, res) => {
       formattedCode: judge.formattedCode ? judge.formattedCode.toString("utf8") : null,
       preferFormattedCode: res.locals.user ? res.locals.user.prefer_formatted_code : true,
       detailResult: processOverallResult(judge.result, currentConfig),
-      socketToken: (judge.pending && judge.task_id != null) ? jwt.sign({
+      socketToken: (judge.task_id != null) ? jwt.sign({
         taskId: judge.task_id,
         type: 'detail',
         displayConfig: displayConfig