Bump vws-test-fixtures from 2020.8.2.0 to 2020.9.25.1

Bumps [vws-test-fixtures](https://github.com/VWS-Python/vws-test-fixtures) from 2020.8.2.0 to 2020.9.25.1.
- [Release notes](https://github.com/VWS-Python/vws-test-fixtures/releases)
- [Changelog](https://github.com/VWS-Python/vws-test-fixtures/blob/master/CHANGELOG.rst)
- [Commits](VWS-Python/vws-test-fixtures@2020.08.02.0...2020.09.25.1)

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

Author: dependabot-preview[bot]

dev-requirements.txt

@@ -6,7 +6,7 @@ Pygments==2.7.1
 Sphinx-Substitution-Extensions==2020.7.4.1
 Sphinx==3.2.1
 VWS-Python-Mock==2019.12.27.0
-VWS-Test-Fixtures==2020.8.2.0
+VWS-Test-Fixtures==2020.9.25.1
 autoflake==1.4
 check-manifest==0.43
 doc8==0.8.1