(MAINT) Run ssh-agent in .bashrc.learningvm
(MAINT) Run ssh-agent in .bashrc.learningvm

This prevents an ugly but unimpactful error message that pops up when running Bolt from the Learning VM.
puppetlabs/pltraining-bootstrap,binford2k/pltraining-bootstrap,puppetlabs/pltraining-bootstrap,binford2k/pltraining-bootstrap,puppetlabs/pltraining-bootstrap,binford2k/pltraining-bootstrap