[MacPorts] #43777: multitail: update to version 6.2.1

[MacPorts]

#43777: multitail: update to version 6.2.1
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  Reporter:  mschamschula@…  |      Owner:  macports-tickets@…
      Type:  update          |     Status:  new
  Priority:  Normal          |  Milestone:
 Component:  ports           |    Version:  2.2.1
Resolution:                  |   Keywords:  haspatch
      Port:  multitail       |
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Comment (by mschamschula@…):

 I ran otool -L against the multitail binary and found that it is linked
 against ncurses.

 Updated the diff file.

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Ticket URL: <https://trac.macports.org/ticket/43777#comment:2>
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