tdf#50934: Add one of-pie test

Change-Id: I9af705ed671718486d2e46e481b5416e683cdbb7
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/160741
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
diff --git a/chart2/qa/extras/data/xlsx/pieOfPieChart.xlsx b/chart2/qa/extras/data/xlsx/pieOfPieChart.xlsx
new file mode 100644
index 0000000..efb1c05
--- /dev/null
+++ b/chart2/qa/extras/data/xlsx/pieOfPieChart.xlsx
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