[MacPorts] #68636: pulseaudio: Update to latest stable version

[MacPorts]

#68636: pulseaudio: Update to latest stable version
------------------------+------------------------
 Reporter:  ryandesign  |      Owner:  Ionic
     Type:  update      |     Status:  assigned
 Priority:  Normal      |  Milestone:
Component:  ports       |    Version:
 Keywords:              |       Port:  pulseaudio
------------------------+------------------------
 The pulseaudio port is at version 14.2 which was released in 2021.
 Versions 15.0, 16.0, and 16.1 have been released since then.

 livecheck misidentifies the latest stable version:

 {{{
 $ port livecheck pulseaudio
 pulseaudio seems to have been updated (port version: 14.2, new version:
 16.99.1)
 }}}

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Ticket URL: <https://trac.macports.org/ticket/68636>
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