fix: bug with duplicating table

Signed-off-by: Pranav C <pranavxc@gmail.com>

packages/nocodb/src/modules/jobs/jobs/export-import/export.service.ts

@@ -1,5 +1,5 @@
 import { Readable } from 'stream';
-import { UITypes, ViewTypes } from 'nocodb-sdk';
+import { isLinksOrLTAR, UITypes, ViewTypes } from 'nocodb-sdk'
 import { unparse } from 'papaparse';
 import { Injectable, Logger } from '@nestjs/common';
 import NcConnectionMgrv2 from '../../../../utils/common/NcConnectionMgrv2';
@@ -352,13 +352,13 @@ export class ExportService {
           .map((c) => c.title)
           .join(',')
       : model.columns
-          .filter((c) => c.uidt !== UITypes.LinkToAnotherRecord)
+          .filter((c) => !isLinksOrLTAR(c))
           .map((c) => c.title)
           .join(',');
 
     const mmColumns = model.columns.filter(
       (col) =>
-        col.uidt === UITypes.LinkToAnotherRecord &&
+        isLinksOrLTAR(col) &&
         col.colOptions?.type === 'mm',
     );