[PostGIS] #6113: 3.7.0beta2 visual examples build error

[PostGIS]

#6113: 3.7.0beta2 visual examples build error
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  Reporter:  gdt            |      Owner:  komzpa
      Type:  defect         |     Status:  new
  Priority:  blocker        |  Milestone:  PostGIS 3.7.0
 Component:  documentation  |    Version:  master
Resolution:                 |   Keywords:
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Changes (by robe):

 * owner:  robe => komzpa

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Ticket URL: <https://trac.osgeo.org/postgis/ticket/6113#comment:4>
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