Update matplotlib upper pin to 3.9

Author: molinav

CHANGELOG.md

@@ -36,6 +36,7 @@ https://semver.org/spec/v2.0.0.html
     - Upgrade `pillow` upper limit to 10.2.0.
 - Update library dependencies:
   - Upgrade upper limit for `numpy` to 1.27.0.
+  - Upgrade upper limit for `matplotlib` to 3.9.0.
   - Downgrade upper limit for `pyproj` to 2.2.0 for Python 2.7.
   - Set dependency on `packaging` as replacement for `distutils`.
 - Update build dependencies:

packages/basemap/requirements.txt

@@ -18,7 +18,7 @@ matplotlib >= 1.5, < 3.0; python_version == "2.7"
 matplotlib >= 1.5, < 2.0; python_version == "3.2"
 matplotlib >= 1.5, < 2.0; python_version == "3.3"
 matplotlib >= 1.5, < 3.0; python_version == "3.4"
-matplotlib >= 1.5, < 3.8; python_version >= "3.5"
+matplotlib >= 1.5, < 3.9; python_version >= "3.5"
 
 pyproj >= 1.9.3, < 2.1.0; python_version == "2.6"
 pyproj >= 1.9.3, < 2.2.0; python_version == "2.7"