Merge pull request #143 from redhat-cop/renovate/sigstore-cosign-installer-digest

Update sigstore/cosign-installer digest to 398d4b0

Author: garethahealy

.github/workflows/release-operator.yml

@@ -311,7 +311,7 @@ jobs:
           buildkitd-flags: --debug
 
       - name: Setup cosign
-        uses: sigstore/cosign-installer@d7d6bc7722e3daa8354c50bcb52f4837da5e9b6a # v3
+        uses: sigstore/cosign-installer@398d4b0eeef1380460a10c8013a76f728fb906ac # v3
 
       - name: Login to Operator Registry
         uses: docker/login-action@184bdaa0721073962dff0199f1fb9940f07167d1 # v3
@@ -543,7 +543,7 @@ jobs:
         uses: docker/setup-buildx-action@e468171a9de216ec08956ac3ada2f0791b6bd435 # v3
 
       - name: Setup cosign
-        uses: sigstore/cosign-installer@d7d6bc7722e3daa8354c50bcb52f4837da5e9b6a # v3
+        uses: sigstore/cosign-installer@398d4b0eeef1380460a10c8013a76f728fb906ac # v3
 
       - name: Login to Bundle Registry
         uses: docker/login-action@184bdaa0721073962dff0199f1fb9940f07167d1 # v3