macOS Monterey compatibility

[vmitchell85]

Since PHP is removed this workflow will not work by default in macOS Monterey

[clnt]

@vmitchell85 I have a draft PR open in my repo, should have it updated by tomorrow: clnt/alfred-tailwindcss-docs#10

[stevegrunwell]

This pattern seems to do the trick (and matches what @clnt has done): tillkruss/alfred-laravel-docs#22