Bump matplotlib from 3.5.1 to 3.6.0

Bumps [matplotlib](https://github.com/matplotlib/matplotlib) from 3.5.1 to 3.6.0.
- [Release notes](https://github.com/matplotlib/matplotlib/releases)
- [Commits](matplotlib/matplotlib@v3.5.1...v3.6.0)

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

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

Author: dependabot[bot]

setup.py

@@ -32,14 +32,14 @@
     ],
     extras_require={
         "dev": [
-            "matplotlib==3.5.1",
+            "matplotlib==3.6.0",
             "pillow==9.2.0",
             "pyvoronoi==1.0.7",
             "shapely==1.8.2",
         ],
         "test": [
             "ddt==1.5.0",
-            "matplotlib==3.5.1",
+            "matplotlib==3.6.0",
             "mock==4.0.3",
             "nose==1.3.7",
             "pillow==9.2.0",