ci: 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

@@ -68,7 +68,7 @@ jobs:
         uses: docker/setup-qemu-action@96fe6ef7f33517b61c61be40b68a1882f3264fb8 # v4.2.0
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@bb05f3f5519dd87d3ba754cc423b652a5edd6d2c # v4.2.0
+        uses: docker/setup-buildx-action@37fe631027851001ddb9b187196cc803df7f5f0e # v4.3.0
 
       - name: Log in to the Container registry
         uses: docker/login-action@dbcb813823bdd20940b903addbd779551569679f # v4.6.0