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

Bumps [docker/setup-buildx-action](https://github.com/docker/setup-buildx-action) from 3 to 4.
- [Release notes](https://github.com/docker/setup-buildx-action/releases)
- [Commits](https://github.com/docker/setup-buildx-action/compare/v3...v4)

---
updated-dependencies:
- dependency-name: docker/setup-buildx-action
  dependency-version: '4'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/build-onpremise.yml

@@ -140,7 +140,7 @@ jobs:
         uses: docker/setup-qemu-action@v4
 
       - name: "Set up Docker Buildx"
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@v4
 
       - name: "Build and push by digest"
         id: build
@@ -191,7 +191,7 @@ jobs:
           password: ${{ secrets.ONPREMISE_TOKEN }}
 
       - name: "Set up Docker Buildx"
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@v4
 
       - name: "Docker meta"
         id: meta

.github/workflows/build-private.yml

@@ -182,7 +182,7 @@ jobs:
         uses: docker/setup-qemu-action@v4
 
       - name: "Set up Docker Buildx"
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@v4
 
       - name: "Build and push"
         uses: docker/build-push-action@v7

.github/workflows/build-public.yml

@@ -132,7 +132,7 @@ jobs:
         uses: docker/setup-qemu-action@v4
 
       - name: "Set up Docker Buildx"
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@v4
 
       - name: "Build and push by digest"
         id: build
@@ -189,7 +189,7 @@ jobs:
           password: ${{ secrets.GITHUB_TOKEN }}
 
       - name: "Set up Docker Buildx"
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@v4
 
       - name: "Docker meta"
         id: meta