Bump schematics from 2.1.0 to 2.1.1

Bumps [schematics](https://github.com/schematics/schematics) from 2.1.0 to 2.1.1.
- [Release notes](https://github.com/schematics/schematics/releases)
- [Changelog](https://github.com/schematics/schematics/blob/master/HISTORY.rst)
- [Commits](schematics/schematics@v2.1.0...v2.1.1)

---
updated-dependencies:
- dependency-name: schematics
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -51,7 +51,7 @@ pytz==2020.1
 PyYAML==5.4
 requests==2.24.0
 requests-oauthlib==1.0.0
-schematics==2.1.0
+schematics==2.1.1
 sentry-sdk[flask]==1.5.8
 Shapely==1.7.1
 six==1.15.0