[MacPorts] #44707: Added livecheck to grep

[MacPorts]

#44707: Added livecheck to grep
----------------------------+--------------------------------
 Reporter:  mschamschula@…  |      Owner:  macports-tickets@…
     Type:  enhancement     |     Status:  new
 Priority:  Normal          |  Milestone:
Component:  ports           |    Version:  2.3.1
 Keywords:                  |       Port:  grep
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 I've added liveckeck to GNU grep.

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Ticket URL: <https://trac.macports.org/ticket/44707>
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