Update checksum_checker.yaml

Signed-off-by: Ettore Di Giacinto <mudler@users.noreply.github.com>

.github/workflows/checksum_checker.yaml

@@ -10,6 +10,7 @@ jobs:
       - uses: actions/checkout@v4
       - name: Install dependencies
         run: |
+          sudo apt-get update
           sudo apt-get install -y pip
           sudo pip install --upgrade pip 
           pip install huggingface_hub