[wp-trac] [WordPress Trac] #51968: Remove Appveyor

[WordPress Trac]

#51968: Remove Appveyor
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 Reporter:  desrosj           |       Owner:  desrosj
     Type:  defect (bug)      |      Status:  assigned
 Priority:  normal            |   Milestone:  5.7
Component:  Build/Test Tools  |     Version:
 Severity:  normal            |  Resolution:
 Keywords:                    |     Focuses:
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Comment (by ayeshrajans):

 On a second look, only 5.6 branch has the `workflows/verify-npm-on-
 windows.yml` CI task, so it looks like we either need to port all Github
 actions CI tasks to those versions, or only remove Appveyor on 5.6 and
 keep it for other versions.

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Ticket URL: <https://core.trac.wordpress.org/ticket/51968#comment:1>
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