[MacPorts] #70262: spatialindex: update to 2.0.0

[MacPorts]

#70262: spatialindex: update to 2.0.0
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  Reporter:  justinbb                        |      Owner:  (none)
      Type:  update                          |     Status:  new
  Priority:  Normal                          |  Milestone:
 Component:  ports                           |    Version:
Resolution:                                  |   Keywords:
      Port:  spatialindex qgis3 py312-rtree  |
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Changes (by justinbb):

 * Attachment "patch-spatialindex-cmake.diff" added.

 patchfile for ${portpath}/files

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Ticket URL: <https://trac.macports.org/ticket/70262>
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