chore(deps): update sigstore/cosign-installer action to v4.1.0 (#413)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/releaser-helm-chart.yml

@@ -79,7 +79,7 @@ jobs:
                   password: ${{ secrets.GITHUB_TOKEN }}
 
             - name: Install Cosign
-              uses: sigstore/cosign-installer@faadad0cce49287aee09b3a48701e75088a2c6ad # v4.0.0
+              uses: sigstore/cosign-installer@ba7bc0a3fef59531c69a25acd34668d6d3fe6f22 # v4.1.0
 
             - name: Package Helm Chart
               run: |