test_clusterip_service_endpoint fails on import error

In testrun:
https://solutions.qa.canonical.com/testruns/testRun/e7554f37-4862-4476-98bc-e0f1358aa31d

The k8s validation fails with:
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2022-05-12-01:35:56 root DEBUG Traceback (most recent call last):
2022-05-12-01:35:56 root DEBUG File "/home/ubuntu/k8s-validation/.tox/py3/bin/pip-sync", line 5, in <module>
2022-05-12-01:35:56 root DEBUG from piptools.scripts.sync import cli
2022-05-12-01:35:56 root DEBUG File "/home/ubuntu/k8s-validation/.tox/py3/lib/python3.8/site-packages/piptools/scripts/sync.py", line 19, in <module>
2022-05-12-01:35:56 root DEBUG from ..repositories import PyPIRepository
2022-05-12-01:35:56 root DEBUG File "/home/ubuntu/k8s-validation/.tox/py3/lib/python3.8/site-packages/piptools/repositories/__init__.py", line 1, in <module>
2022-05-12-01:35:56 root DEBUG from .local import LocalRequirementsRepository
2022-05-12-01:35:56 root DEBUG File "/home/ubuntu/k8s-validation/.tox/py3/lib/python3.8/site-packages/piptools/repositories/local.py", line 14, in <module>
2022-05-12-01:35:56 root DEBUG from .pypi import PyPIRepository
2022-05-12-01:35:56 root DEBUG File "/home/ubuntu/k8s-validation/.tox/py3/lib/python3.8/site-packages/piptools/repositories/pypi.py", line 23, in <module>
2022-05-12-01:35:56 root DEBUG from pip._internal.cli.progress_bars import BAR_TYPES
2022-05-12-01:35:56 root DEBUG ImportError: cannot import name 'BAR_TYPES' from 'pip._internal.cli.progress_bars' (/home/ubuntu/k8s-validation/.tox/py3/lib/python3.8/site-packages/pip/_internal/cli/progress_bars.py)
2022-05-12-01:35:56 root DEBUG ERROR: InvocationError for command /home/ubuntu/k8s-validation/.tox/py3/bin/pip-sync requirements.txt (exited with code 1)
2022-05-12-01:35:56 root DEBUG ___________________________________ summary ____________________________________
2022-05-12-01:35:56 root DEBUG ERROR: py3: commands failed
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We are on version 1.24. Maybe its an idea to pin the requirements to specific versions?