[postgis-tickets] [PostGIS] #5573: Enable postgis_restore based upgrade tests in CI

[PostGIS]

#5573: Enable postgis_restore based upgrade tests in CI
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  Reporter:  strk       |      Owner:  robe
      Type:  task       |     Status:  new
  Priority:  medium     |  Milestone:  Website Management, Bots
 Component:  buildbots  |    Version:
Resolution:             |   Keywords:
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Comment (by strk):

 postgis_upgrade from 3.0 is already failing in master:
 {{{
 regress/run_test.pl -v --dumprestore --upgrade --upgrade-path
 unpackaged3.0--:auto regress/core/regress
 }}}

 This is to show the urgency of the added CI test
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Ticket URL: <https://trac.osgeo.org/postgis/ticket/5573#comment:1>
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