fixup! erp5_xhtml_style: add support for portal_status_level

See commit 0c2dd107.
5 jobs for master in 0 seconds
Status Job ID Name Coverage
  External
failed ERP5.PerformanceTest-Master

00:26:52

passed SlapOS.Eggs.UnitTest-Master.Python2

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passed SlapOS.Eggs.UnitTest-Master.Python3

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passed SlapOS.Eggs.UnitTest-Master.Python2

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passed SlapOS.Eggs.UnitTest-Master.Python3

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