Merge branch 'alina/tdaq-09-04-00/elisa_client_api' into 'tdaq-09-04-00'

fix python insertion of multiple attachments

See merge request !405
4 jobs for !405 with alina/tdaq-09-04-00/elisa_client_api into tdaq-09-04-00 in 55 seconds (queued for 1 second)
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