[MacPorts] #56023: obsolete portgroup: don't require replaced_by to be set before including the portgroup

[MacPorts]

#56023: obsolete portgroup: don't require replaced_by to be set before including
the portgroup
-------------------------+------------------------
  Reporter:  ryandesign  |      Owner:  ryandesign
      Type:  defect      |     Status:  closed
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:
Resolution:  fixed       |   Keywords:
      Port:  obsolete    |
-------------------------+------------------------

Comment (by ryandesign):

 In [changeset:"79bd6cfa79ae1feefe59a39243184665ff849663/macports-guide"
 79bd6cfa79ae1feefe59a39243184665ff849663/macports-guide]:
 {{{
 #!ConfigurableCommitTicketReference repository="macports-guide"
 revision="79bd6cfa79ae1feefe59a39243184665ff849663"
 Update obsolete portgroup docs about replaced_by

 replaced_by can now be specified either before or after including the
 portgroup.

 See: https://trac.macports.org/ticket/56023
 }}}

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Ticket URL: <https://trac.macports.org/ticket/56023#comment:2>
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