chore(deps): update actions/download-artifact digest to 3e5f45b

Signed-off-by: renovate-sh-app[bot] <219655108+renovate-sh-app[bot]@users.noreply.github.com>

Author: renovate-sh-app[bot]

.github/workflows/test-build-deploy.yml

@@ -576,7 +576,7 @@ jobs:
           sudo mkdir -p /go/src/github.com/grafana/mimir
           sudo ln -s $GITHUB_WORKSPACE/* /go/src/github.com/grafana/mimir
       - name: Download mimirtool Docker Image
-        uses: actions/download-artifact@70fc10c6e5e1ce46ad2ea6f2b72d43f7d47b13c3 # v8
+        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8
         with:
           name: docker-image-mimirtool
       - name: Extract Docker Image from Archive
@@ -589,7 +589,7 @@ jobs:
           # that's why we use docker run to run latest version.
           docker run -v /tmp/images:/tmp/images -v /var/run/docker.sock:/var/run/docker.sock quay.io/skopeo/stable:v1.15.1 copy oci-archive:/tmp/images/mimirtool.oci "docker-daemon:grafana/mimirtool:$IMAGE_TAG"
       - name: Download Archive with Docker Images
-        uses: actions/download-artifact@70fc10c6e5e1ce46ad2ea6f2b72d43f7d47b13c3 # v8
+        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8
         with:
           name: test-docker-image-race-enabled-mimir
       - name: Load race-enabled mimir into Docker
@@ -645,7 +645,7 @@ jobs:
           mkdir -p /go/src/github.com/grafana/mimir
           ln -s $GITHUB_WORKSPACE/* /go/src/github.com/grafana/mimir
       - name: Download Archive with Docker Images
-        uses: actions/download-artifact@70fc10c6e5e1ce46ad2ea6f2b72d43f7d47b13c3 # v8
+        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8
         with:
           pattern: docker-image-*
           path: built-images