Add test with 3.14

Author: sobolevn

.github/workflows/test.yml

@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.10', '3.11', '3.12', '3.13']
+        python-version: ['3.10', '3.11', '3.12', '3.13', '3.14']
       fail-fast: false
     steps:
       - uses: actions/checkout@v6