[PostGIS] #5825: ST_ConcaveHull gives unexpected result with MultiPolygon

[PostGIS]

#5825: ST_ConcaveHull gives unexpected result with MultiPolygon
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  Reporter:  nbvfgh     |      Owner:  strk
      Type:  defect     |     Status:  new
  Priority:  critical   |  Milestone:  PostGIS 3.5.2
 Component:  liblwgeom  |    Version:  3.5.x
Resolution:             |   Keywords:
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Comment (by nbvfgh):

 same issue at:[https://github.com/libgeos/geos/issues/1212]
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Ticket URL: <https://trac.osgeo.org/postgis/ticket/5825#comment:2>
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