[MacPorts] #68646: dvisvgm: add mupdf dependency (was: dvisvgm: switch from ghostscript to mupdf)

[MacPorts]

#68646: dvisvgm: add mupdf dependency
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  Reporter:  OverflowCat  |      Owner:  michaelld
      Type:  defect       |     Status:  assigned
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:
      Port:  dvisvgm      |
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Ticket URL: <https://trac.macports.org/ticket/68646#comment:6>
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