build(deps): bump lxml from 4.9.0 to 4.9.1 (#422)

Bumps [lxml](https://github.com/lxml/lxml) from 4.9.0 to 4.9.1.
- [Release notes](https://github.com/lxml/lxml/releases)
- [Changelog](https://github.com/lxml/lxml/blob/master/CHANGES.txt)
- [Commits](lxml/lxml@lxml-4.9.0...lxml-4.9.1)

---
updated-dependencies:
- dependency-name: lxml
  dependency-type: direct:production
...

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

requirements.txt

@@ -15,7 +15,7 @@ types-redis
 pyyaml>=5.4
 types-PyYAML
 gitpython>=3.1,<4.0
-lxml==4.9.0
+lxml==4.9.1
 requests
 requests_oauthlib>=1.3.1,<2.1
 requests_cache>=0.7.4,<1.3