[PostGIS] #5678: WARNING: nonstandard use of escape in a string literal

[PostGIS]

#5678: WARNING:  nonstandard use of escape in a string literal
-----------------------+---------------------------
  Reporter:  strk      |      Owner:  strk
      Type:  defect    |     Status:  new
  Priority:  medium    |  Milestone:  PostGIS 3.5.0
 Component:  topology  |    Version:  master
Resolution:            |   Keywords:
-----------------------+---------------------------
Comment (by strk):

 https://git.osgeo.org/gitea/postgis/postgis/pulls/174 is for the
 `run_test.pl` verification of WARNING free preparation/upgrade
-- 
Ticket URL: <https://trac.osgeo.org/postgis/ticket/5678#comment:1>
PostGIS <http://trac.osgeo.org/postgis/>
The PostGIS Trac is used for bug, enhancement & task tracking, a user and developer wiki, and a view into the subversion code repository of PostGIS project.