[MacPorts] #32589: portlivecheck.tcl: fix regex multiple versions on single line

[MacPorts]

#32589: portlivecheck.tcl: fix regex multiple versions on single line
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  Reporter:  pixilla@…             |       Owner:  macports-tickets@…                   
      Type:  defect                |      Status:  closed                               
  Priority:  Normal                |   Milestone:                                       
 Component:  base                  |     Version:  2.0.3                                
Resolution:  fixed                 |    Keywords:  haspatch maintainer                  
      Port:                        |  
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Comment(by pixilla@…):

 {{{
 livecheck.regex
 "${name}-((?!.*${name}.*|\\${extract.suffix}).*)\\${extract.suffix}"
 }}}

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Ticket URL: <https://trac.macports.org/ticket/32589#comment:5>
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