Bump docker/setup-buildx-action from 2 to 3

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]>

.github/workflows/test.yml

@@ -30,7 +30,7 @@ jobs:
         run: './test/run.sh'
         shell: 'bash'
 
-      - uses: 'docker/setup-buildx-action@v2'
+      - uses: 'docker/setup-buildx-action@v3'
         if: contains(matrix.os, 'ubuntu')
         with:
           install: true
@@ -69,7 +69,7 @@ jobs:
         run: './test/run.sh'
         shell: 'bash'
 
-      - uses: 'docker/setup-buildx-action@v2'
+      - uses: 'docker/setup-buildx-action@v3'
         if: contains(matrix.os, 'ubuntu')
         with:
           install: true