Bump CI required action versions, and python to v3.12

Author: slothkong

.github/workflows/test.yml

@@ -15,10 +15,10 @@ jobs:
       NOTION_TOKEN: 'mock_notion_token'
     steps:
     - uses: actions/checkout@v4
-    - name: Set up Python 3.10
+    - name: Set up Python 3.12
       uses: actions/setup-python@v4
       with:
-        python-version: '3.10'
+        python-version: '3.12'
     - name: Install dependencies
       run: |
         pip install requests