[wp-trac] [WordPress Trac] #39571: Add missing `@param` type in `wp_cache_get_last_changed` DocBlock

[WordPress Trac]

#39571: Add missing `@param` type in `wp_cache_get_last_changed` DocBlock
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 Reporter:  jeremyfelt    |      Owner:
     Type:  defect (bug)  |     Status:  new
 Priority:  normal        |  Milestone:  Future Release
Component:  General       |    Version:  4.7
 Severity:  normal        |   Keywords:  needs-patch good-first-bug
  Focuses:  docs          |
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 The `@param` type for `$group` on `wp_cache_get_last_changed()` is
 missing. It should be `string`.

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Ticket URL: <https://core.trac.wordpress.org/ticket/39571>
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