Feature/ Google Anlytics versions G4 + Navigation tree and sections updated

What?

re-estructuring tree dir to have an improved user experience + upgrading to new Google Anlytics versions G4 tags - @exequielrafaela
Renaming /how-it-works/design for /how-it-works/ref-architecture - @exequielrafaela
work-with-us section updated, old entries archived and links updated - @exequielrafaela
user-guide leverage-cli moved to its own section - @exequielrafaela
user-guide base-configuration and base-workflow sections files moved to each ref-arch corresponding section - @exequielrafaela
updating several sections links to new routes - @exequielrafaela
Updating sections link to match new routes - @exequielrafaela
restructure user-guide files in new ref-architecture-aws section - @exequielrafaela
restructure user-guide files in new ref-architecture-vault section - @exequielrafaela
restructure user-guide files in new ref-architecture-ansible section - @exequielrafaela