Revert 'Add AB testing of "search onboarding" tour vs "getting started tour" (#30359)'
Created by: pdubroy
This reverts commit 9bbbbacc3e9aa459390db1bc9a781ef8a5606b17, due to spurious failures showing up in Chromatic.
Created by: pdubroy
This reverts commit 9bbbbacc3e9aa459390db1bc9a781ef8a5606b17, due to spurious failures showing up in Chromatic.