[MacPorts] #57672: Add DNS CAA record for MacPorts domains

[MacPorts]

#57672: Add DNS CAA record for MacPorts domains
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  Reporter:  ryandesign      |      Owner:  admin@…
      Type:  enhancement     |     Status:  new
  Priority:  Normal          |  Milestone:
 Component:  server/hosting  |    Version:
Resolution:                  |   Keywords:
      Port:                  |
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Comment (by ryandesign):

 I've contacted most of the mirror admins to request they offer https
 access, and many have done so, using Let's Encrypt.

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Ticket URL: <https://trac.macports.org/ticket/57672#comment:4>
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