Bump sigstore/cosign-installer from 3.8.1 to 3.8.2 (#18366)

Author: dependabot[bot]

.github/workflows/docker.yml

@@ -30,7 +30,7 @@ jobs:
         run: docker buildx inspect
 
       - name: Install Cosign
-        uses: sigstore/cosign-installer@d7d6bc7722e3daa8354c50bcb52f4837da5e9b6a # v3.8.1
+        uses: sigstore/cosign-installer@3454372f43399081ed03b604cb2d021dabca52bb # v3.8.2
 
       - name: Checkout repository
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2