[PostGIS] #5970: Add CoverageClean to "See Also"

[PostGIS]

#5970: Add CoverageClean to "See Also"
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  Reporter:  pramsey        |      Owner:  pramsey
      Type:  defect         |     Status:  assigned
  Priority:  medium         |  Milestone:  PostGIS 3.6.0
 Component:  documentation  |    Version:  3.5.x
Resolution:                 |   Keywords:
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Changes (by robe):

 * milestone:  PostGIS 3.5.4 => PostGIS 3.6.0

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Ticket URL: <https://trac.osgeo.org/postgis/ticket/5970#comment:1>
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