chore: Update to supported versions of Python and bump pytest (#526)

Co-authored-by: Anton Babenko <[email protected]>

Author: n8felton

.github/workflows/test.yml

@@ -1,7 +1,7 @@
 name: Tests
 
 env:
-  PYTEST_VERSION: 7.1.3
+  PYTEST_VERSION: 7.4.4
 
 on:
   push:
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python_version: ["3.7", "3.8", "3.9", "3.10"]
+        python_version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
       fail-fast: false
     steps:
       - uses: actions/checkout@v3