[PostGIS] #5851: pg18 support

[PostGIS]

#5851: pg18 support
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  Reporter:  RekGRpth  |      Owner:  pramsey
      Type:  defect    |     Status:  reopened
  Priority:  medium    |  Milestone:  PostGIS 3.5.3
 Component:  postgis   |    Version:  master
Resolution:            |   Keywords:
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Comment (by Regina Obe <lr@…>):

 In [changeset:"73fcd56570849f350c9bdc70cd6bbf18ea277b83/git" 73fcd56/git]:
 {{{#!CommitTicketReference repository="git"
 revision="73fcd56570849f350c9bdc70cd6bbf18ea277b83"
 Fix regress error on pg18
 Explain now returns fractional for actual rows for some reason
 References #5851 for PostGIS 3.6.0
 }}}
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Ticket URL: <https://trac.osgeo.org/postgis/ticket/5851#comment:5>
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