update tested Python versions

- 3.7 is EOL
- 3.11 and 3.12 got released

there is an error when importing dependencies
in 3.12, so I've excluded it for now

.github/workflows/test.yaml

@@ -13,10 +13,10 @@ jobs:
     strategy:
       matrix:
         python-version:
-          - "3.7"
           - "3.8"
           - "3.9"
           - "3.10"
+          - "3.11"
     steps:
       - uses: "actions/checkout@v3"
       - uses: "actions/setup-python@v4"