Update auto_run.sh

[Blackclaws]

Fixed an issue that auto exited any ssh connection to pycroft after initial setup

• Description of what the PR does, such as fixes # {issue number}

Fixes issue that came up in picroft chat

• Description of how to validate or test this PR

Replace auto_run.sh in current picroft unstable image and ssh into picroft after initial install

• Whether you have signed a CLA (Contributor Licensing Agreement)

Signed

[penrods]

This change shouldn't be needed with the refinements I made in #70 . It is still a little bit of a work in progress, but I'm going to close this.