chore(deps): update actions/attest-build-provenance action to v2

Author: renovate[bot]

.github/workflows/build-env-docker.yml

@@ -85,7 +85,7 @@ jobs:
           retention-days: 1
 
       - name: Generate artifact attestation
-        uses: actions/attest-build-provenance@v1
+        uses: actions/attest-build-provenance@v2
         with:
           subject-name: ${{ env.IMAGE_NAME}}
           subject-digest: ${{ steps.build.outputs.digest }}