Bump docker/setup-buildx-action from 2.4.1 to 3.8.0

Bumps [docker/setup-buildx-action](https://github.com/docker/setup-buildx-action) from 2.4.1 to 3.8.0.
- [Release notes](https://github.com/docker/setup-buildx-action/releases)
- [Commits](docker/setup-buildx-action@f03ac48...6524bf6)

---
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/docker.yml

@@ -105,7 +105,7 @@ jobs:
         uses: docker/setup-qemu-action@e81a89b1732b9c48d79cd809d8d81d79c4647a18 # v2.1.0
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@f03ac48505955848960e80bbb68046aa35c7b9e7 # v2.4.1
+        uses: docker/setup-buildx-action@6524bf65af31da8d45b59e8c27de4bd072b392f5 # v3.8.0
 
       - name: Login to Docker Hub
         if: github.event_name != 'pull_request'
@@ -251,7 +251,7 @@ jobs:
         uses: docker/setup-qemu-action@e81a89b1732b9c48d79cd809d8d81d79c4647a18 # v2.1.0
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@f03ac48505955848960e80bbb68046aa35c7b9e7 # v2.4.1
+        uses: docker/setup-buildx-action@6524bf65af31da8d45b59e8c27de4bd072b392f5 # v3.8.0
 
       - name: Login to GitHub Container Registry
         if: github.event_name != 'pull_request'