build(deps): bump requests from 2.25.1 to 2.31.0 in /nipap

Bumps [requests](https://github.com/psf/requests) from 2.25.1 to 2.31.0.
- [Release notes](https://github.com/psf/requests/releases)
- [Changelog](https://github.com/psf/requests/blob/main/HISTORY.md)
- [Commits](psf/requests@v2.25.1...v2.31.0)

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

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

nipap/requirements.txt

@@ -4,7 +4,7 @@ Flask==1.1.2
 Flask-Compress==1.9.0
 flask-xml-rpc-re==0.1.4
 Flask-RESTful==0.3.8
-requests==2.25.1
+requests==2.31.0
 IPy==1.01
 Jinja2==2.11.3
 MarkupSafe==1.1.1