Bump requests from 2.25.0 to 2.25.1

Bumps [requests](https://github.com/psf/requests) from 2.25.0 to 2.25.1.
- [Release notes](https://github.com/psf/requests/releases)
- [Changelog](https://github.com/psf/requests/blob/master/HISTORY.md)
- [Commits](psf/requests@v2.25.0...v2.25.1)

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

requirements.txt

@@ -24,7 +24,7 @@ pyramid-multiauth==0.9.0
 pyramid-tm==2.4
 python-dateutil==2.8.1
 redis==3.5.3
-requests==2.25.0
+requests==2.25.1
 simplejson==3.17.2
 six==1.15.0
 transaction==3.0.1