[MacPorts] #29543: hugin-app: missing dependency on libxslt

[MacPorts]

#29543: hugin-app: missing dependency on libxslt
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  Reporter:  thimo@…    |      Owner:  ryandesign@…
      Type:  defect     |     Status:  assigned
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:
Resolution:             |   Keywords:
      Port:  hugin-app  |
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Comment (by mojca@…):

 But then again I saw #16110 and I noticed that `libxstl` depends on
 `libxml2`. I added the dependency on `libxml2` to `hugin-app`, but the
 real problem is or was probably related to ticket #16110.

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Ticket URL: <https://trac.macports.org/ticket/29543#comment:13>
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