community/py3-slack-sdk: rename from py3-slack_sdk, upgrade to 3.33.1
https://github.com/slackapi/python-slack-sdk/releases/tag/v3.33.1
Rename to py3-slack-sdk to match python package naming consensus
Edited by Antoine Martin
https://github.com/slackapi/python-slack-sdk/releases/tag/v3.33.1
Rename to py3-slack-sdk to match python package naming consensus