Merge pull request #109 from wollomatic/dependabot/github_actions/docker/setup-buildx-action-4.0.0

Bump docker/setup-buildx-action from 3.12.0 to 4.0.0

Author: wollomatic

.github/workflows/docker-image-release.yaml

@@ -42,7 +42,7 @@ jobs:
           cosign-release: 'v2.6.1'
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3.12.0
+        uses: docker/setup-buildx-action@4d04d5d9486b7bd6fa91e7baf45bbb4f8b9deedd # v4.0.0
 
       - name: Login to Docker Hub
         uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3.7.0

.github/workflows/docker-image-testing.yaml

@@ -40,7 +40,7 @@ jobs:
 #          cosign-release: 'v2.6.0'
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3.12.0
+        uses: docker/setup-buildx-action@4d04d5d9486b7bd6fa91e7baf45bbb4f8b9deedd # v4.0.0
 
       - name: Login to Docker Hub
         uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3.7.0