add missing luet

Signed-off-by: Itxaka <itxaka@kairos.io>

.github/workflows/unit-tests.yml

@@ -11,8 +11,6 @@ jobs:
   unit-tests:
     runs-on: ubuntu-latest
     steps:
-      - name: Build packages  # This is used so luet is available in the machine for the tests
-        uses: mudler/luet-github-action@v0.3.1
       - name: Checkout code
         uses: actions/checkout@v4
         with:
@@ -26,6 +24,9 @@ jobs:
           go-version-file: "go.mod"
       - name: Run tests
         run: |
+          curl -L  https://github.com/mudler/luet/releases/download/0.33.0/luet-0.33.0-linux-amd64 -o luet
+          chmod +x luet
+          sudo mv luet /usr/local/bin/luet
           go run github.com/onsi/ginkgo/v2/ginkgo run --fail-fast --covermode=atomic --coverprofile=coverage.out -p -r ./...
       - name: Codecov
         uses: codecov/codecov-action@v5