Bump stevedore from 5.6.0 to 5.7.0

Bumps [stevedore](https://docs.openstack.org/stevedore) from 5.6.0 to 5.7.0.

---
updated-dependencies:
- dependency-name: stevedore
  dependency-version: 5.7.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

requirements.txt

@@ -99,7 +99,7 @@ pyparsing==3.3.2
 rich==14.3.3 # bandit
 pbr==7.0.3 # bandit
 pyyaml==6.0.3 # bandit
-stevedore==5.6.0  # bandit
+stevedore==5.7.0  # bandit
 bandit==1.9.3
 
 django-smtp-ssl==1.0