Bump docker/setup-buildx-action from 2 to 3 (antrea-io#450)

Bumps [docker/setup-buildx-action](https://github.com/docker/setup-buildx-action) from 2 to 3.
- [Release notes](https://github.com/docker/setup-buildx-action/releases)
- [Commits](docker/setup-buildx-action@v2...v3)

---
updated-dependencies:
- dependency-name: docker/setup-buildx-action
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/build.yml

@@ -65,7 +65,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@v2
+      uses: docker/setup-buildx-action@v3
     - name: Build and push clickhouse-server Docker image to registry
       if: ${{ github.repository == 'antrea-io/theia' && github.event_name == 'push' && github.ref == 'refs/heads/main' }}
       env:

.github/workflows/build_tag.yml

@@ -40,7 +40,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@v2
+      uses: docker/setup-buildx-action@v3
     - name: Build clickhouse-server Docker image and push to registry
       env:
         DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}