Bump docker/setup-buildx-action from 1 to 3

Bumps [docker/setup-buildx-action](https://github.com/docker/setup-buildx-action) from 1 to 3.
- [Release notes](https://github.com/docker/setup-buildx-action/releases)
- [Commits](docker/setup-buildx-action@v1...v3)

---
updated-dependencies:
- dependency-name: docker/setup-buildx-action
  dependency-version: '3'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/dockerimage.yml

@@ -13,7 +13,7 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@v1
+      uses: docker/setup-buildx-action@v3
       with:
           driver-opts: network=host
     - name: Set islanders-shared cache