👷 ci: add python 3.13 to CI

Author: SigureMo

.github/workflows/unit-test.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.9', '3.10', '3.11', '3.12']
+        python-version: ['3.9', '3.10', '3.11', '3.12', '3.13']
         architecture: ['x64']
     name: unittest - Python ${{ matrix.python-version }} on ${{ matrix.architecture }}
     steps: