refactor(api): move startup sequence logic from blinkenlights to API (#4416)
refactor(api): move startup sequence logic from blinkenlights to API (#4416)

Adds activate_robot() function with startup sequence for GPIO. Calling this function is both necessary and sufficient to prepare required raspberry pi GPIO pins for operation.

OpenTrons/opentrons-api,Opentrons/labware,OpenTrons/opentrons-api,OpenTrons/opentrons-api,OpenTrons/opentrons-api,OpenTrons/opentrons_sdk,OpenTrons/opentrons-api