[MacPorts] #29684: xraylib: version bump

[MacPorts]

#29684: xraylib: version bump
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 Reporter:  Tom.Schoonjans@…       |       Owner:  macports-tickets@…                   
     Type:  update                 |      Status:  new                                  
 Priority:  Normal                 |   Milestone:                                       
Component:  ports                  |     Version:  1.9.2                                
 Keywords:                         |        Port:                                       
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 2.14.1 -> 2.15.0

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Ticket URL: <https://trac.macports.org/ticket/29684>
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