Bump cvxpy from 1.4.2 to 1.4.3 in /requirements (#1006)

Bumps [cvxpy](https://github.com/cvxpy/cvxpy) from 1.4.2 to 1.4.3.
- [Release notes](https://github.com/cvxpy/cvxpy/releases)
- [Commits](https://github.com/cvxpy/cvxpy/compare/v1.4.2...v1.4.3)

---
updated-dependencies:
- dependency-name: cvxpy
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements/requirements.txt

@@ -1,7 +1,7 @@
 numpy == 1.26.4
 scipy == 1.13.0
 matplotlib == 3.8.4
-cvxpy == 1.4.2
+cvxpy == 1.4.3
 pytest == 8.1.1 # For unit test
 pytest-xdist == 3.5.0 # For unit test
 mypy == 1.9.0 # For unit test