Bump flask from 0.10.1 to 1.0 (#133)
Bumps [flask](https://github.com/pallets/flask) from 0.10.1 to 1.0.
- [Release notes](https://github.com/pallets/flask/releases)
- [Changelog](https://github.com/pallets/flask/blob/master/CHANGES.rst)
- [Commits](https://github.com/pallets/flask/compare/0.10.1...1.0)
Signed-off-by: dependabot[bot] <support@github.com>