pdk on arm64 breaks with wrong CPU type in ruby

[jmhodges]

Describe the Bug

pdk installs the wrong CPU architecture on a M1 arm64 macOS machine that causes it to never run successfully.

Expected Behavior

Expected pdk to run correctly. This also occurs when trying to use pdk with the vscode puppet extension.

Steps to Reproduce

Steps to reproduce the behavior:

1. Install pdk on an M1 macOS 14.5 machine with brew install --cask puppetlabs/puppet/pdk
2. Open a new terminal and run pdk test unit:

$  pdk test unit
env: /opt/puppetlabs/pdk/private/ruby/3.2.3/bin/pdk: Bad CPU type in executable
$ echo $?
126

Environment

• Version: 3.2.0.1
• Platform: M1 macOS 14.5