ci: 👷 python3.13 ci tests and tox ver added

Signed-off-by: Onuralp SEZER <thunderbirdtr@gmail.com>

.github/workflows/test.yml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13"]
     steps:
       - name: 🛎️ Checkout
         uses: actions/checkout@v4

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py38,py39,py310,py311,py312
+envlist = py38,py39,py310,py311,py312,py313
 
 [testenv]
 changedir = test