Bump docker/setup-buildx-action from 4.2.0 to 4.3.0

Bumps [docker/setup-buildx-action](https://github.com/docker/setup-buildx-action) from 4.2.0 to 4.3.0.
- [Release notes](https://github.com/docker/setup-buildx-action/releases)
- [Commits](docker/setup-buildx-action@bb05f3f...37fe631)

---
updated-dependencies:
- dependency-name: docker/setup-buildx-action
  dependency-version: 4.3.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/docker.yaml

@@ -78,7 +78,7 @@ jobs:
       with:
         platforms: ${{ matrix.platform }}
     - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@bb05f3f5519dd87d3ba754cc423b652a5edd6d2c # v4.2.0
+      uses: docker/setup-buildx-action@37fe631027851001ddb9b187196cc803df7f5f0e # v4.3.0
     - name: Login to Docker Hub
       if: github.ref == 'refs/heads/main' && github.event_name != 'pull_request'
       uses: docker/login-action@dbcb813823bdd20940b903addbd779551569679f # v4.6.0
@@ -131,7 +131,7 @@ jobs:
         pattern: digests-*
         merge-multiple: true
     - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@bb05f3f5519dd87d3ba754cc423b652a5edd6d2c # v4.2.0
+      uses: docker/setup-buildx-action@37fe631027851001ddb9b187196cc803df7f5f0e # v4.3.0
     - name: Login to Docker Hub
       uses: docker/login-action@dbcb813823bdd20940b903addbd779551569679f # v4.6.0
       with: