[MacPorts] #62239: readline is erroneously marked as not being able to install +universal

[MacPorts]

#62239: readline is erroneously marked as not being able to install +universal
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  Reporter:  jordanhubbard  |      Owner:  MarcusCalhoun-Lopez
      Type:  defect         |     Status:  closed
  Priority:  Normal         |  Milestone:
 Component:  ports          |    Version:
Resolution:  fixed          |   Keywords:
      Port:  readline       |
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Comment (by kencu):

 so with this, and a few other minor tweaks, we can now build at least all
 the way up to xorg-server as +universal on BigSur Intel.

 That is getting there.

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Ticket URL: <https://trac.macports.org/ticket/62239#comment:6>
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