[MacPorts] #60512: installing cdo failed due to deprecated.cxx11 PortGroup

[MacPorts]

#60512: installing cdo failed due to deprecated.cxx11 PortGroup
---------------------+----------------------------
  Reporter:  boervu  |      Owner:  (none)
      Type:  defect  |     Status:  new
  Priority:  Normal  |  Milestone:  MacPorts 2.6.3
 Component:  ports   |    Version:  2.6.2
Resolution:          |   Keywords:  cxx11
      Port:  cdo     |
---------------------+----------------------------

Comment (by mf2k):

 The Milestone field is for use by Macports team members only, please do
 not set it.

 In the future, please use WikiFormatting and add the port maintainer(s) to
 Cc ({{{port info --maintainers cdo}}}), if any.

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Ticket URL: <https://trac.macports.org/ticket/60512#comment:1>
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