[PostGIS] #5741: Crash on PostgreSQL backend exit upon libproj22 cleanup

[PostGIS]

#5741: Crash on PostgreSQL backend exit upon libproj22 cleanup
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  Reporter:  strk     |      Owner:  pramsey
      Type:  defect   |     Status:  closed
  Priority:  medium   |  Milestone:  PostGIS 3.4.3
 Component:  postgis  |    Version:  3.4.x
Resolution:  invalid  |   Keywords:
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Changes (by strk):

 * status:  new => closed
 * resolution:   => invalid

Comment:

 Given there are two libproj versions shown in the stack trace this ticket
 is clearly invalid as it's some sort of packaging bug (there are 2
 versions of the same library dynamically linked in).

 Let's use a separate ticket for the proj compile-time version check
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Ticket URL: <https://trac.osgeo.org/postgis/ticket/5741#comment:5>
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