Update annotate lanes quick start

[jterranovaND]

BobB has a cheat sheet with more details on how to navigate lane annotation ...

https://nextdroidsystems.slack.com/files/U0105H55ZL7/F01HVMKNSNT/annotating_lane_procedure.docx

Need to merge this in with existing quick start => https://docs.google.com/document/d/1UajGjNvyuAf6ogkpzr8zf7q_ovskNbKFfCw3Pq2uK9c