Bump docker/build-push-action from 6 to 7 (#136)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Moritz Clasmeier <111092021+mclasmeier@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/build-roxie-image.yml

@@ -56,7 +56,7 @@ jobs:
           tags: type=raw,value=${{ steps.build-meta.outputs.version }}
 
       - name: Build and push Docker image
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@v7
         with:
           context: .
           platforms: linux/amd64

.github/workflows/docker-build.yml

@@ -61,7 +61,7 @@ jobs:
 
       - name: Build and push Docker image
         id: docker_build
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@v7
         with:
           context: .
           platforms: linux/amd64,linux/arm64