Update pip requirement from <24.1,>=21.3.1 to >=21.3.1,<24.4

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](https://github.com/pypa/pip/commits)

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

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

requirements.txt

@@ -1,4 +1,4 @@
 colorlog>=6.8
 homeassistant==2024.7.4
-pip>=21.3.1,<24.1
+pip>=21.3.1,<24.4
 ruff==0.5.5