software/ors-amarisoft: fix after openssl3.0

We can't use key of type dss anymore.

This is a fixup of aae4a7c0.
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Status Job ID Name Coverage
  External
failed SlapOS.Eggs.UnitTest-Master.Python3

00:30:15

passed SlapOS.Theia.ResilienceTest-Master-ERP5

11:45:52

passed Wendelin.StandaloneDeploymentScriptTest-Debian.Buster

00:44:45