Revert "fix:优化表述 (#96)" (#97)

This reverts commit 2e61902556.

electron/services/exportService.ts

@@ -2006,11 +2006,6 @@ class ExportService {
       )
 
       const detailedExport: any = {
-        weflow: {
-          version: '1.0.3',
-          exportedAt: Math.floor(Date.now() / 1000),
-          generator: 'WeFlow'
-        },
         session: {
           wxid: sessionId,
           nickname: sessionNickname,