[MacPorts] #47598: gawk @4.1.1_2: update to 4.1.2

[MacPorts]

#47598: gawk @4.1.1_2: update to 4.1.2
---------------------------------+--------------------------------
 Reporter:  mschamschula@…       |      Owner:  macports-tickets@…
     Type:  update               |     Status:  new
 Priority:  Normal               |  Milestone:
Component:  ports                |    Version:  2.3.3
 Keywords:  haspatch maintainer  |       Port:  gawk
---------------------------------+--------------------------------
 gawk has been updated to version 4.1.2. patch-extensions-Makefile.in.diff
 is no longer needed as it has been included upstream.

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Ticket URL: <https://trac.macports.org/ticket/47598>
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