Merge pull request #2161 from c2corg/dependabot/github_actions/docker/setup-buildx-action-4

Bump docker/setup-buildx-action from 3 to 4

Author: lbesson

.github/workflows/ci.yml

@@ -114,7 +114,7 @@ jobs:
         uses: actions/checkout@v6
       - run: git archive --format=tar --output project.tar "$GITHUB_SHA"
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@v4
       - name: Publish the docker image
         uses: docker/build-push-action@v6
         with: