Update pip requirement from ~=23.2 to ~=23.3

Updates the requirements on [pip](https://github.com/pypa/pip) to permit the latest version.
- [Changelog](https://github.com/pypa/pip/blob/main/NEWS.rst)
- [Commits](pypa/pip@23.2...23.3)

---
updated-dependencies:
- dependency-name: pip
  dependency-type: direct:production
...

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

requirements-build.txt

@@ -1,5 +1,5 @@
 # This file is used for running tox, flake8 and building the wheel
-pip~=23.2
+pip~=23.3
 virtualenv~=20.24
 setuptools>=65.5.1 # not directly required, pinned by Snyk to avoid a vulnerability
 logilab-common~=1.10