build(deps): Bump docker/setup-buildx-action from 4.1.0 to 4.2.0

.github/workflows/build.yaml

@@ -83,7 +83,7 @@
 
       # 3. Set up Docker Buildx
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@d7f5e7f509e45cec5c76c4d5afdd7de93d0b3df5  # v4
+        uses: docker/setup-buildx-action@bb05f3f5519dd87d3ba754cc423b652a5edd6d2c  # v4
 
       # 4. Log in to GitHub Container Registry
       - name: Log in to ghcr.io
@@ -117,7 +117,7 @@
             # Always use the computed tag
             type=raw,value=${{ steps.tag.outputs.tag }}
             # Add 'latest' tag for version tags, workflow_dispatch, and pushes to main
             type=raw,value=latest,enable=${{ (github.ref_type == 'tag' && startsWith(github.ref_name, 'v')) || github.event_name == 'workflow_dispatch' || github.ref == 'refs/heads/main' }}
 
       # 6b. Resolve build-args. authbridge-cpex needs CPEX_FFI_VERSION
       # (the release tag) and CPEX_FFI_ABI (the FFI ABI integer the
@@ -151,4 +151,4 @@
           platforms: linux/amd64,linux/arm64
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
           build-args: ${{ steps.buildargs.outputs.args }}