[MacPorts] #58460: Enhancement: allow installation of ccache without asciidoc

[MacPorts]

#58460: Enhancement: allow installation of ccache without asciidoc
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  Reporter:  Russell-Jones-OxPhys  |      Owner:  (none)
      Type:  defect                |     Status:  new
  Priority:  Normal                |  Milestone:
 Component:  ports                 |    Version:  2.5.4
Resolution:                        |   Keywords:
      Port:  ccache                |
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Changes (by Russell-Jones-OxPhys):

 * Attachment "Portfile-ccache" added.

 ccache portfile with +doc variant

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Ticket URL: <https://trac.macports.org/ticket/58460>
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