[FEAT] Add support for Alpine Linux

[RichyHBM]

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Unable to use the collection on alpine, a small distro useful for things like Pi's

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Extend support for the alpine OS

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[RichyHBM]

I've been maintaining a local fork of the old role, I'll try and submit a partial PR later

[RichyHBM]

Here are the changes I have locally to allow this

artis3n/ansible-role-tailscale@main...RichyHBM:ansible-role-tailscale:alpine

[artis3n]

Will see whether I can set up a supported alpine distro in CI with https://hub.docker.com/r/alpine/ansible to add a test for the new playbook tasks

[RichyHBM]

Let me know if you need help testing anything etc, I'm happy to test out