[MacPorts] #40109: app portgroup support svg app.icon

[MacPorts]

#40109: app portgroup support svg app.icon
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  Reporter:  elelay       |      Owner:  ryandesign
      Type:  enhancement  |     Status:  new
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:  2.2.0
Resolution:               |   Keywords:  haspatch
      Port:               |
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Comment (by raimue):

 Looks like I am wrong on the duplicate dependency. The canonical way we
 use in base is to remove and add it again:

 {{{
 depends_build-delete port:librsvg
 depends_build-append port:librsvg
 }}}

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Ticket URL: <https://trac.macports.org/ticket/40109#comment:6>
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