[MacPorts] #34449: Update fcron to 3.0.6

[MacPorts]

#34449: Update fcron to 3.0.6
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 Reporter:  compconsultant@…          |       Owner:  macports-tickets@…                   
     Type:  update                    |      Status:  new                                  
 Priority:  Normal                    |   Milestone:                                       
Component:  ports                     |     Version:  2.0.4                                
 Keywords:  update                    |        Port:  fcron                                
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 Please note the files directory and the patch file that is in the current
 3.0.4 port is no longer needed, please delete it.

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Ticket URL: <https://trac.macports.org/ticket/34449>
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