testsuite/kvm.cfg: update and move md5sum into buildout.hash.cfg

See merge request !1234
7 jobs for feat/versions-up-and-theia-shacache
Status Job ID Name Coverage
  External
failed ERP5.StandaloneDeploymentScriptTest-Debian.Buster

failed ERP5.StandaloneDeploymentScriptTest-Debian.Stretch

failed SlapOS-Master.StandaloneDeploymentScriptTest-Debian.Buster

failed SlapOS-Master.StandaloneDeploymentScriptTest-Debian.Stretch

failed Wendelin.StandaloneDeploymentScriptTest-Debian.Buster

failed Wendelin.StandaloneDeploymentScriptTest-Debian.Buster.Master

failed Wendelin.StandaloneDeploymentScriptTest-Debian.Stretch