--- (AtsushiSakai#1019)

updated-dependencies:
- dependency-name: matplotlib
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

requirements/requirements.txt

@@ -1,6 +1,6 @@
 numpy == 1.26.4
 scipy == 1.13.0
-matplotlib == 3.8.4
+matplotlib == 3.9.0
 cvxpy == 1.5.1
 pytest == 8.2.1 # For unit test
 pytest-xdist == 3.6.1 # For unit test