chore(deps): update actions/checkout digest to 1d96c77

Signed-off-by: Renovate Bot <[email protected]>

.github/workflows/build-reference.yml

@@ -31,7 +31,7 @@ jobs:
           - wallaby
     steps:
       - name: Checkout code
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
+        uses: actions/checkout@1d96c772d19495a3b5c517cd2bc0cb401ea0529f # v4
       - name: Install requirements
         run: pip install -r requirements.txt
       - name: Build documentation