Update actions/checkout digest to 692973e (#33)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

.github/workflows/python-test.yml

@@ -36,7 +36,7 @@ jobs:
         py-version: ["3.8", "3.9", "3.11", "3.12"]
 
     steps:
-      - uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4
 
       # general Python setup
       - name: Set up Python ${{ matrix.py-version }}