chore(deps): bump actions/attest-build-provenance from 3.1.0 to 3.2.0 (#5910)

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

.github/workflows/helm.yml

@@ -170,7 +170,7 @@ jobs:
 
       - name: Generate provenance attestation and push to OCI registry
         if: steps.push_chart.outputs.push_status == 'pushed'
-        uses: actions/attest-build-provenance@00014ed6ed5efc5b1ab7f7f34a39eb55d41aa4f8 # v3.1.0
+        uses: actions/attest-build-provenance@96278af6caaf10aea03fd8d33a09a777ca52d62f # v3.2.0
         with:
           push-to-registry: true
           subject-name: ${{ steps.push_chart.outputs.registry }}/${{ steps.push_chart.outputs.chart_name }}