Bump schemathesis from 3.15.0 to 3.15.1 (#2190)

Bumps [schemathesis](https://github.com/schemathesis/schemathesis) from 3.15.0 to 3.15.1.
- [Release notes](https://github.com/schemathesis/schemathesis/releases)
- [Changelog](https://github.com/schemathesis/schemathesis/blob/master/docs/changelog.rst)
- [Commits](schemathesis/schemathesis@v3.15.0...v3.15.1)

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

Signed-off-by: dependabot[bot] <[email protected]>

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

requirements-base.txt

@@ -315,7 +315,7 @@ rsa==4.8
     #   python-jose
 schedule==1.1.0
     # via -r requirements-base.in
-schemathesis==3.15.0
+schemathesis==3.15.1
     # via -r requirements-base.in
 scipy==1.8.0
     # via statsmodels