build(deps): bump docker/setup-buildx-action (#731)

Bumps the github-actions group with 1 update in the /.github/actions/bootstrap directory: [docker/setup-buildx-action](https://github.com/docker/setup-buildx-action).


Updates `docker/setup-buildx-action` from 3.11.1 to 3.12.0
- [Release notes](https://github.com/docker/setup-buildx-action/releases)
- [Commits](docker/setup-buildx-action@e468171...8d2750c)

---
updated-dependencies:
- dependency-name: docker/setup-buildx-action
  dependency-version: 3.12.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: github-actions
...

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

Author: dependabot[bot]

.github/actions/bootstrap/action.yml

@@ -23,7 +23,7 @@ runs:
 
     - name: Set up Docker Buildx
       if: "${{ inputs.goreleaser == 'true' }}"
-      uses: docker/setup-buildx-action@e468171a9de216ec08956ac3ada2f0791b6bd435
+      uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f
 
     # See https://goreleaser.com/blog/supply-chain-security/
     - name: installs syft for generating the SBOM with goreleaser