Run exporters in repeatable read by default (Z#23173095) (#5500)

* Run exporters in repeatable read by default (Z#23173095)

* Update src/pretix/helpers/database.py

Co-authored-by: Richard Schreiber <schreiber@rami.io>

* Rename parameter, add test

* Do not run during tests

---------

Co-authored-by: Richard Schreiber <schreiber@rami.io>

src/pretix/plugins/checkinlists/exporters.py

@@ -476,6 +476,7 @@ class CSVCheckinList(CheckInListMixin, ListExporter):
     category = pgettext_lazy('export_category', 'Check-in')
     description = gettext_lazy("Download a spreadsheet with all attendees that are included in a check-in list.")
     featured = True
+    repeatable_read = False
 
     @property
     def additional_form_fields(self):
@@ -673,6 +674,7 @@ class CSVCheckinCodeList(CheckInListMixin, ListExporter):
     category = pgettext_lazy('export_category', 'Check-in')
     description = gettext_lazy("Download a spreadsheet with all valid check-in barcodes e.g. for import into a "
                                "different system. Does not included blocked codes or personal data.")
+    repeatable_read = False
 
     @property
     def additional_form_fields(self):
@@ -743,6 +745,7 @@ class CheckinLogList(ListExporter):
     category = pgettext_lazy('export_category', 'Check-in')
     description = gettext_lazy("Download a spreadsheet with one line for every scan that happened at your check-in "
                                "stations.")
+    repeatable_read = False
 
     @property
     def additional_form_fields(self):

src/pretix/plugins/reports/exporters.py

@@ -661,6 +661,7 @@ class OrderTaxListReport(MultiSheetListExporter):
     verbose_name = gettext_lazy('Tax split list')
     category = pgettext_lazy('export_category', 'Order data')
     description = gettext_lazy("Download a spreadsheet with the tax amounts included in each order.")
+    repeatable_read = False
 
     @property
     def sheets(self):