Update dependency openstacksdk to v4.16.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
openstacksdk	==4.10.0 → ==4.16.0

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[renovate]

⚠️ Artifact update problem

Renovate failed to update an artifact related to this branch. You probably do not want to merge this PR as-is.

♻ Renovate will retry this branch, including artifacts, only when one of the following happens:

• any of the package files in this branch needs updating, or
• the branch becomes conflicted, or
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The artifact failure details are included below:

File name: Pipfile.lock

Command failed: pipenv lock
Creating a virtualenv for this project
Pipfile: /tmp/renovate/repos/github/osism/openstack-project-manager/Pipfile
Using /usr/local/bin/python 3.10.20 to create virtualenv...
created virtual environment CPython3.10.20.final.0-64-x86_64 in 1223ms
  creator 
CPython3Posix(dest=/runner/cache/others/virtualenvs/openstack-project-manager-rl
sV6fXC, clear=False, no_vcs_ignore=False, global=False)
  seeder FromAppData(download=False, pip=bundle, setuptools=bundle, via=copy, 
app_data_dir=/tmp/containerbase/cache/.cache/virtualenv)
    added seed packages: pip==26.1.2, setuptools==82.0.1
  activators 
BashActivator,CShellActivator,FishActivator,NushellActivator,PowerShellActivator
,PythonActivator,XonshActivator

✔ Successfully created virtual environment!
Virtualenv location: /runner/cache/others/virtualenvs/openstack-project-manager-rlsV6fXC
Locking  dependencies...
CRITICAL:pipenv.patched.pip._internal.resolution.resolvelib.factory:Ignored the 
following versions that require a different python version: 4.14.0 
Requires-Python >=3.11; 4.15.0 Requires-Python >=3.11; 4.16.0 Requires-Python 
>=3.11
CRITICAL:pipenv.patched.pip._internal.resolution.resolvelib.factory:Could not 
find a version that satisfies the requirement openstacksdk==4.16.0 (from 
versions: 0.6.0, 0.6.1, 0.6.2, 0.7.0, 0.7.1, 0.7.2, 0.7.3, 0.7.4, 0.8.0, 0.8.1, 
0.8.2, 0.8.3, 0.8.4, 0.8.5, 0.8.6, 0.9.0, 0.9.1, 0.9.2, 0.9.3, 0.9.4, 0.9.5, 
0.9.6, 0.9.7, 0.9.8, 0.9.9, 0.9.10, 0.9.11, 0.9.12, 0.9.13, 0.9.14, 0.9.15, 
0.9.16, 0.9.17, 0.9.18, 0.9.19, 0.10.0, 0.11.0, 0.11.1, 0.11.2, 0.11.3, 0.11.4, 
0.12.0, 0.13.0, 0.14.0, 0.15.0, 0.16.0, 0.17.0, 0.17.1, 0.17.2, 0.17.3, 0.18.0, 
0.18.1, 0.19.0, 0.20.0, 0.21.0, 0.22.0, 0.23.0, 0.24.0, 0.25.0, 0.26.0, 0.27.0, 
0.27.1, 0.28.0, 0.29.0, 0.30.0, 0.31.0, 0.31.1, 0.31.2, 0.32.0, 0.33.0, 0.34.0, 
0.35.0, 0.36.0, 0.36.1, 0.36.2, 0.36.3, 0.36.4, 0.36.5, 0.37.0, 0.38.0, 0.39.0, 
0.40.0, 0.41.0, 0.42.0, 0.43.0, 0.44.0, 0.45.0, 0.46.0, 0.46.1, 0.47.0, 0.48.0, 
0.49.0, 0.50.0, 0.51.0, 0.52.0, 0.53.0, 0.54.0, 0.55.0, 0.55.1, 0.56.0, 0.57.0, 
0.58.0, 0.59.0, 0.60.0, 0.61.0, 0.62.0, 0.99.0, 0.100.0, 0.101.0, 0.102.0, 
0.103.0, 1.0.0, 1.0.1, 1.0.2, 1.1.0, 1.2.0, 1.3.0, 1.3.1, 1.4.0, 1.5.0, 1.5.1, 
2.0.0, 2.1.0, 3.0.0, 3.1.0, 3.2.0, 3.3.0, 4.0.0, 4.0.1, 4.1.0, 4.2.0, 4.3.0, 
4.4.0, 4.5.0, 4.6.0, 4.7.0, 4.7.1, 4.7.2, 4.8.0, 4.9.0, 4.10.0, 4.11.0, 4.12.0, 
4.13.0)
Your dependencies could not be resolved. You likely have a mismatch in your 
sub-dependencies.
You can use $ pipenv run pip install <requirement_name> to bypass this 
mechanism, then run $ pipenv graph to inspect the versions actually installed in
the virtualenv.
Hint: try $ pipenv lock --pre if it is a pre-release dependency.
Hint: try $ pipenv lock --verbose to see the full dependency resolution output.
ERROR: No matching distribution found for openstacksdk==4.16.0
The conflict is caused by:
    The user requested openstacksdk==4.16.0

Traceback (most recent call last):
  File 
"/opt/containerbase/tools/pipenv/2026.6.2/3.10.20/lib/python3.10/site-packages/p
ipenv/routines/lock.py", line 94, in do_lock
    venv_resolve_deps(
  File 
"/opt/containerbase/tools/pipenv/2026.6.2/3.10.20/lib/python3.10/site-packages/p
ipenv/utils/resolver.py", line 1467, in venv_resolve_deps
    c = resolve(cmd, st, project=project)
  File 
"/opt/containerbase/tools/pipenv/2026.6.2/3.10.20/lib/python3.10/site-packages/p
ipenv/utils/resolver.py", line 1240, in resolve
    raise ResolutionFailure("Failed to lock Pipfile.lock!")
pipenv.exceptions.ResolutionFailure: ERROR: Failed to lock Pipfile.lock!