Bump docker/setup-buildx-action from 2.9.1 to 3.4.0 (#63)

Bumps [docker/setup-buildx-action](https://github.com/docker/setup-buildx-action) from 2.9.1 to 3.4.0.
- [Release notes](https://github.com/docker/setup-buildx-action/releases)
- [Commits](docker/setup-buildx-action@4c0219f...4fd8129)

---
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>

Author: dependabot[bot]

.github/workflows/tests.yml

@@ -38,7 +38,7 @@ jobs:
         uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@4c0219f9ac95b02789c1075625400b2acbff50b1
+        uses: docker/setup-buildx-action@4fd812986e6c8c2a69e18311145f9371337f27d4
         with:
           install: true