build(deps): 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] <support@github.com>

.github/workflows/deploy.yml

@@ -42,7 +42,7 @@ jobs:
 
     - name: Set up Docker Buildx
       id: buildx
-      uses: docker/setup-buildx-action@v2
+      uses: docker/setup-buildx-action@v3
 
     - name: Install dependencies
       run: sudo apt-get update && sudo apt-get install -y libdevmapper-dev libbtrfs-dev

.github/workflows/test.yml

@@ -94,7 +94,7 @@ jobs:
 
     - name: Set up Docker Buildx
       id: buildx
-      uses: docker/setup-buildx-action@v2
+      uses: docker/setup-buildx-action@v3
 
     - name: Unshallow
       run: git fetch --prune --unshallow