[PostGIS] #5935: GHA latest failing on GDAL 3.12dev with deprecated notice

[PostGIS]

#5935: GHA latest failing on GDAL 3.12dev with deprecated notice
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  Reporter:  robe     |      Owner:  pramsey
      Type:  defect   |     Status:  new
  Priority:  blocker  |  Milestone:  PostGIS 3.6.0
 Component:  raster   |    Version:  3.5.x
Resolution:           |   Keywords:
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Comment (by lnicola):

 https://git.osgeo.org/gitea/postgis/postgis/pulls/256
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Ticket URL: <https://trac.osgeo.org/postgis/ticket/5935#comment:5>
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