chore(deps): Bump actions/attest-sbom

Bumps [actions/attest-sbom](https://github.com/actions/attest-sbom) from 1.3.3 to 1.4.0.
- [Release notes](https://github.com/actions/attest-sbom/releases)
- [Changelog](https://github.com/actions/attest-sbom/blob/main/RELEASE.md)
- [Commits](actions/attest-sbom@6d7733f...f19ab44)

---
updated-dependencies:
- dependency-name: actions/attest-sbom
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/actions/build-docker-image/action.yml

@@ -93,7 +93,7 @@ runs:
       if: inputs.push == 'true'
 
     - name: Attest SBOM
-      uses: actions/attest-sbom@6d7733f629ce1368bd053e269afa8041a98a2b98 # v1.3.3
+      uses: actions/attest-sbom@f19ab44411e02574a74181cec8eb584319d0f779 # v1.4.0
       with:
         subject-name: ${{ steps.imagename.outputs.image_name }}
         subject-digest: ${{ steps.push.outputs.digest }}