Extend CI to Python 3.13

Author: takluyver

.github/workflows/test.yml

@@ -19,7 +19,7 @@ jobs:
     strategy:
       matrix:
         platform: ["ubuntu-latest", "windows-latest"]
-        python-version: [ "3.7", "3.8", "3.9", "3.10", "3.11" , "3.12-dev" ]
+        python-version: [ "3.7", "3.8", "3.9", "3.10", "3.11" , "3.12", "3.13" ]
     steps:
       - uses: actions/checkout@v4