Bump docker/setup-buildx-action from 3.3.0 to 3.4.0

Bumps [docker/setup-buildx-action](https://github.com/docker/setup-buildx-action) from 3.3.0 to 3.4.0.
- [Release notes](https://github.com/docker/setup-buildx-action/releases)
- [Commits](docker/setup-buildx-action@d70bba7...4fd8129)

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

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

.github/workflows/main.yml

@@ -56,7 +56,7 @@ jobs:
       - name: 'Set up QEMU'
         uses: 'docker/setup-qemu-action@68827325e0b33c7199eb31dd4e31fbe9023e06e3'
       - name: 'Set up Docker Buildx'
-        uses: 'docker/setup-buildx-action@d70bba72b1f3fd22344832f00baa16ece964efeb'
+        uses: 'docker/setup-buildx-action@4fd812986e6c8c2a69e18311145f9371337f27d4'
       - name: 'Login to GitHub Container Registry'
         if: "github.event_name != 'pull_request'"
         uses: 'docker/login-action@0d4c9c5ea7693da7b068278f7b52bda2a190a446'