Show a general warning prompt pointing to the upgrade guide, in case we see any warnings related to deprecation from isort

Look at the following warning codes to see if the message is related to deprecation: PyCQA/isort#1363 (comment)

Double check the message with Luciana:
“We found outdated configuration for sorting imports in this workspace. Check the isort upgrade guide to update your settings.”

Options:

Also, log all the warnings as errors in the output channel, otherwise won't show the warnings by default.