chore: update pip and pip-tools versions to fix incompatibility

[edx-requirements-bot]

Additional information from script execution

Python code cleanup by the cleanup-python-code Jenkins job.

This pull request was generated by the cleanup-python-code Jenkins job, which ran

pip install --upgrade pip;pip install --upgrade pip-tools;pip-compile -v --allow-unsafe --rebuild -o requirements/pip.txt requirements/pip.in;pip-compile --upgrade -o requirements/pip-tools.txt requirements/pip-tools.in;make upgrade

The following packages were installed:
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