[PostGIS] #5677: ST_Union(geom[]) doesn't union single member arrays

[PostGIS]

#5677: ST_Union(geom[]) doesn't union single member arrays
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  Reporter:  pramsey  |      Owner:  pramsey
      Type:  defect   |     Status:  new
  Priority:  medium   |  Milestone:  PostGIS 3.5.0
 Component:  postgis  |    Version:  3.4.x
Resolution:           |   Keywords:
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Comment (by Paul Ramsey <pramsey@…>):

 In [changeset:"b885f39bee3be746780737c2517768aee433084c/git"
 b885f39b/git]:
 {{{#!CommitTicketReference repository="git"
 revision="b885f39bee3be746780737c2517768aee433084c"
 ST_Union(geom[]) should unary union single entry arrays
 References #5677
 }}}
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Ticket URL: <https://trac.osgeo.org/postgis/ticket/5677#comment:4>
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