Freeze versions and bump version (#632)

* Freeze versions and bump version
* Drops support for python below 3.10

.github/workflows/tests.yml

@@ -12,7 +12,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.8', '3.9', '3.10']  # , '3.11']
+        python-version: ['3.10', '3.11', '3.12', '3.13']
 
     steps:
       - uses: actions/checkout@v4
@@ -35,4 +35,4 @@ jobs:
         if: github.event_name == 'pull_request'
         with:
           pytest-coverage-path: ./pytest-coverage.txt
-          junitxml-path: ./pytest.xml
+          junitxml-path: ./pytest.xml