Add support for Python 3.13

Author: giswqs

.github/workflows/py-check.yaml

@@ -18,12 +18,12 @@ jobs:
             fail-fast: false
             matrix:
                 os: [ubuntu-latest]
-                python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+                python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
                 include:
                     - os: macos-latest
-                      python-version: "3.11"
+                      python-version: "3.12"
                     - os: windows-latest
-                      python-version: "3.11"
+                      python-version: "3.12"
 
         env:
             SDKROOT: /Library/Developer/CommandLineTools/SDKs/MacOSX.sdk