build(deps): bump requests from 2.28.0 to 2.28.1

Bumps [requests](https://github.com/psf/requests) from 2.28.0 to 2.28.1.
- [Release notes](https://github.com/psf/requests/releases)
- [Changelog](https://github.com/psf/requests/blob/main/HISTORY.md)
- [Commits](psf/requests@v2.28.0...v2.28.1)

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

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

Author: dependabot[bot]

requirements-pinned.txt

@@ -5,6 +5,6 @@ cryptography==37.0.3      # via securesystemslib
 idna==3.3                 # via requests
 pycparser==2.21           # via cffi
 pynacl==1.5.0             # via securesystemslib
-requests==2.28.0
+requests==2.28.1
 securesystemslib[crypto,pynacl]==0.23.0
 urllib3==1.26.9           # via requests