Bump sqlalchemy from 1.3.20 to 1.3.22 (#1036)

Bumps [sqlalchemy](https://github.com/sqlalchemy/sqlalchemy) from 1.3.20 to 1.3.22.
- [Release notes](https://github.com/sqlalchemy/sqlalchemy/releases)
- [Changelog](https://github.com/sqlalchemy/sqlalchemy/blob/master/CHANGES)
- [Commits](https://github.com/sqlalchemy/sqlalchemy/commits)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements.txt

@@ -13,5 +13,5 @@ python-dateutil>=2.5.2
 python-Levenshtein>=0.12.0
 pytz>=2018.9
 requests>=2.20.0
-sqlalchemy==1.3.20
+sqlalchemy==1.3.22
 whatthepatch>=0.0.5