chore(deps): update sigstore/cosign-installer action to v4

Author: renovate[bot]

.github/workflows/build.yml

@@ -96,7 +96,7 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
       - name: Setup cosign
-        uses: sigstore/cosign-installer@7e8b541eb2e61bf99390e1afd4be13a184e9ebc5 # v3.10.1
+        uses: sigstore/cosign-installer@faadad0cce49287aee09b3a48701e75088a2c6ad # v4.0.0
         with:
           cosign-release: "v2.6.0"
       - name: Setup syft