[PostGIS] #3425: Clarify PostGIS handling of repeated points wrt validity in docs

[PostGIS]

#3425: Clarify PostGIS handling of repeated points wrt validity in docs
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  Reporter:  dbaston        |      Owner:  Darafei Praliaskouski <me@…>
      Type:  enhancement    |     Status:  closed
  Priority:  low            |  Milestone:  PostGIS Fund Me
 Component:  documentation  |    Version:  master
Resolution:  fixed          |   Keywords:
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Changes (by Darafei Praliaskouski <me@…>):

 * owner:  (none) => Darafei Praliaskouski <me@…>
 * resolution:   => fixed
 * status:  new => closed

Comment:

 In [changeset:"2774c1f8dc0960efaf1c23cf2f514f11cff8adef/git" 2774c1f/git]:
 {{{#!CommitTicketReference repository="git"
 revision="2774c1f8dc0960efaf1c23cf2f514f11cff8adef"
 doc: clarify repeated ring point validity

 Closes #3425

 Closes https://github.com/postgis/postgis/pull/1017
 }}}
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Ticket URL: <https://trac.osgeo.org/postgis/ticket/3425#comment:8>
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