chore(deps): bump rsa from 4.7.2 to 4.9

Bumps [rsa](https://github.com/sybrenstuvel/python-rsa) from 4.7.2 to 4.9.
- [Changelog](https://github.com/sybrenstuvel/python-rsa/blob/main/CHANGELOG.md)
- [Commits](sybrenstuvel/python-rsa@version-4.7.2...version-4.9)

---
updated-dependencies:
- dependency-name: rsa
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

requirements.txt

@@ -34,7 +34,7 @@ python-jose==3.3.0
 python-multipart==0.0.20
 pyyaml==6.0.2
 requests==2.26.0; python_full_version >= "3.6.2" and python_full_version < "4.0.0"
-rsa==4.7.2; python_version >= "3.5" and python_version < "4"
+rsa==4.9; python_version >= "3.5" and python_version < "4"
 six==1.16.0; python_full_version >= "3.6.1" and (python_version >= "2.7" and python_full_version < "3.0.0" or python_full_version >= "3.3.0") and (python_version >= "3.6" and python_full_version < "3.0.0" or python_version >= "3.6" and python_full_version >= "3.3.0")
 sniffio==1.3.1; python_version >= "3.6" and python_full_version >= "3.6.2"
 sqlalchemy==1.4.26; python_full_version >= "3.6.2" and python_full_version < "4.0.0"