Update validate.yml

Signed-off-by: Johnny Willemsen <[email protected]>

Author: jwillemsen

.github/workflows/validate.yml

@@ -11,7 +11,6 @@ jobs:
   validate:
     runs-on: "ubuntu-latest"
     steps:
-      - uses: "actions/checkout@v4"
       - name: HACS validation
         uses: "hacs/action@main"
         with: