Bump useblacksmith/setup-docker-builder from 1.6.0 to 1.8.0 (#6324)

Bumps [useblacksmith/setup-docker-builder](https://github.com/useblacksmith/setup-docker-builder) from 1.6.0 to 1.8.0.
- [Release notes](https://github.com/useblacksmith/setup-docker-builder/releases)
- [Commits](useblacksmith/setup-docker-builder@5241b2e...722e97d)

---
updated-dependencies:
- dependency-name: useblacksmith/setup-docker-builder
  dependency-version: 1.8.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/build-private-images-ghcr.yml

@@ -35,7 +35,7 @@ jobs:
             type=sha
 
       - name: Setup Blacksmith Builder
-        uses: useblacksmith/setup-docker-builder@5241b2e9423e8b1fa37ed6050ecb62d0fb9a4e38 # v1.6.0
+        uses: useblacksmith/setup-docker-builder@722e97d12b1d06a961800dd6c05d79d951ad3c80 # v1.8.0
 
       - name: Login to GitHub Container Registry
         uses: docker/login-action@4907a6ddec9925e35a0a9e82d7399ccc52663121 # v4.1.0