[MacPorts] #70546: vala @0.56.17_2: Can not install due to cyclic dependency by "+valadoc" (enabled by default)

[MacPorts]

#70546: vala @0.56.17_2: Can not install due to cyclic dependency by "+valadoc"
(enabled by default)
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  Reporter:  nanigashi-uji                   |      Owner:  mascguy
      Type:  defect                          |     Status:  assigned
  Priority:  Normal                          |  Milestone:
 Component:  ports                           |    Version:
Resolution:                                  |   Keywords:
      Port:  vala, vala-devel, gd2, libavif  |
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Comment (by nanigashi-uji):

 Yes, What I did is simply a coping mechanism.
 I would appreciate it if you could implement a better best workaround.

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Ticket URL: <https://trac.macports.org/ticket/70546#comment:2>
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