[doc] tree listing not up-to-date on doc site / getting started / downloading

Done.

Checkout :

1. https://docs.automotivelinux.org/en/master/#0_Getting_Started/1_Quickstart/Using_Ready_Made_Images/

2. https://docs.automotivelinux.org/en/master/#0_Getting_Started/2_Building_AGL_Image/2_Downloading_AGL_Software/

: I'll just bump over a few jira's to you. It is in prep of our walkthrough once we have all files collected.

Checking the doc generation locally.

 Not sure what went wrong here. The link in the description comes up blank.  If I click through the Getting Started Links the same thing happens.