[MacPorts] #69661: Disable Homebrew on Apple Silicon GitHub Actions CI runners

[MacPorts]

#69661: Disable Homebrew on Apple Silicon GitHub Actions CI runners
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  Reporter:  ryandesign      |      Owner:  admin@…
      Type:  defect          |     Status:  new
  Priority:  Normal          |  Milestone:
 Component:  server/hosting  |    Version:
Resolution:                  |   Keywords:
      Port:                  |
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Comment (by ryandesign):

 And this problem has gotten baked into [https://github.com/macports
 /macports-ci-files/releases/tag/v2.9.2 CI build of MacPorts for Darwin 23]
 so that will have to get recreated:

 {{{
 % grep /opt/homebrew -r opt
 opt/local/libexec/macports/lib/port1.0/port_autoconf.tcl:       variable
 lzma_path "/opt/homebrew/bin/lzma"
 opt/local/libexec/macports/lib/port1.0/port_autoconf.tcl:       variable
 xz_path "/opt/homebrew/bin/xz"
 opt/local/libexec/macports/lib/port1.0/port_autoconf.tcl:       variable
 git_path "/opt/homebrew/bin/git"
 opt/local/libexec/macports/lib/port1.0/port_autoconf.tcl:       variable
 openssl_path "/opt/homebrew/bin/openssl"
 opt/local/libexec/macports/lib/port1.0/port_autoconf.tcl:       variable
 tar_command "/opt/homebrew/bin/gtar --no-same-owner"
 opt/local/libexec/macports/lib/macports1.0/macports_autoconf.tcl:
 variable openssl_path "/opt/homebrew/bin/openssl"
 opt/local/libexec/macports/lib/macports1.0/macports_autoconf.tcl:
 variable tar_command "/opt/homebrew/bin/gtar --no-same-owner"
 }}}

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Ticket URL: <https://trac.macports.org/ticket/69661#comment:2>
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