[MacPorts] #55244: postgis2 2.3.2: make postgis function "ST_GeomFromGeoJSON" work by adding the json-c port as dependency

[MacPorts]

#55244: postgis2 2.3.2: make postgis function "ST_GeomFromGeoJSON" work by adding
the json-c port as dependency
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  Reporter:  mjl-         |      Owner:
      Type:  enhancement  |     Status:  new
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:  2.4.2
Resolution:               |   Keywords:  haspatch
      Port:  postgis2     |
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Comment (by Veence):

 Thanks. Matter of fact, I'm going to upgrade to PostGIS 2.4 and take this
 into account.

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Ticket URL: <https://trac.macports.org/ticket/55244#comment:1>
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