Bump actions/attest-build-provenance from 3.1.0 to 3.2.0 (home-assistant#161653)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/builder.yml

@@ -551,7 +551,7 @@ jobs:
 
       - name: Generate artifact attestation
         if: needs.init.outputs.channel != 'dev' && needs.init.outputs.publish == 'true'
-        uses: actions/attest-build-provenance@00014ed6ed5efc5b1ab7f7f34a39eb55d41aa4f8 # v3.1.0
+        uses: actions/attest-build-provenance@96278af6caaf10aea03fd8d33a09a777ca52d62f # v3.2.0
         with:
           subject-name: ${{ env.HASSFEST_IMAGE_NAME }}
           subject-digest: ${{ steps.push.outputs.digest }}