[Bug][PDFExport] repeatHeaders does not work with the Grid

[WissamProgress]

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• Bug report

Current behavior

The PDFExport component with repeatHeaders set to true does not repeat the headers for the Grid component

• https://stackblitz.com/edit/react-4qsaay?file=app%2Fmain.jsx

Expected behavior

The PDFExport should repeat the headers of the Grid, just like the GridPDFExport component:

• https://stackblitz.com/edit/react-kd4nyh-aj8lq4?file=app%2Fmain.jsx

Minimal reproduction of the problem with instructions

Can be reproduced here where repeatHeaders is set to true - https://stackblitz.com/edit/react-4qsaay?file=app%2Fmain.jsx Press the "Export with component" Button in order to view the export.