[tahoe-lafs-trac-stream] [Tahoe-LAFS] #4136: CI: MacOS runners require a more recent image

[Tahoe-LAFS]

#4136: CI: MacOS runners require a more recent image
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     Reporter:  hacklschorsch  |      Owner:
         Type:  defect         |     Status:  new
     Priority:  normal         |  Milestone:  undecided
    Component:  unknown        |    Version:  n/a
   Resolution:                 |   Keywords:
Launchpad Bug:                 |
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Comment (by hacklschorsch):

 https://github.com/tahoe-lafs/tahoe-lafs/pull/1399

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Ticket URL: <https://tahoe-lafs.org/trac/tahoe-lafs/ticket/4136#comment:1>
Tahoe-LAFS <https://Tahoe-LAFS.org>
secure decentralized storage