chore(deps): update rancherlabs/slsactl action to v0.0.19

Author: renovate-rancher[bot]

.github/workflows/release.yml

@@ -115,7 +115,7 @@ jobs:
 
       - name: Install Cosign
         uses: sigstore/cosign-installer@faadad0cce49287aee09b3a48701e75088a2c6ad # v4.0.0
-      - uses: rancherlabs/slsactl/actions/install-slsactl@fb3239976175dfaf9f25d310fbe0977ce4e6be3a # v0.0.18
+      - uses: rancherlabs/slsactl/actions/install-slsactl@19ddea7b1a42a888d57bf5dd2fe0c6926cac8b06 # v0.0.19
 
       - name: "Read Vault Secrets"
         uses: rancher-eio/read-vault-secrets@main