Revert "Bump flask from 1.1.2 to 2.0.0 (#1243)" (#1245)
Revert "Bump flask from 1.1.2 to 2.0.0 (#1243)" (#1245)

This reverts commit 85200347b9c4783971e8cd23ccc2f7905f85cde9.
pajlada/pajbot,pajlada/pajbot,pajlada/tyggbot,pajlada/tyggbot,pajlada/tyggbot,pajlada/tyggbot,pajlada/pajbot,pajlada/pajbot