Bump docker/build-push-action from 5 to 6

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 5 to 6.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](docker/build-push-action@v5...v6)

---
updated-dependencies:
- dependency-name: docker/build-push-action
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/cache_docker.yml

@@ -52,7 +52,7 @@ jobs:
       # https://github.com/marketplace/actions/build-and-push-docker-images
       - name: Build and push (min)
         id: docker_build_min
-        uses: docker/build-push-action@v5
+        uses: docker/build-push-action@v6
         if: ${{ matrix.build_min == 'ON' }}
         with:
           file: ./docker/dev/${{ env.DART_VERSION }}/Dockerfile.ubuntu.${{ env.UBUNTU_VERSION }}-min
@@ -61,7 +61,7 @@ jobs:
           tags: ${{ env.DOCKER_REPO }}:ubuntu-${{ env.UBUNTU_VERSION }}-min-${{ env.DART_VERSION }}
       - name: Build and push
         id: docker_build
-        uses: docker/build-push-action@v5
+        uses: docker/build-push-action@v6
         with:
           file: ./docker/dev/${{ env.DART_VERSION }}/Dockerfile.ubuntu.${{ env.UBUNTU_VERSION }}
           platforms: ${{ matrix.platforms }}
@@ -100,14 +100,14 @@ jobs:
       - name: Build and push (min)
         if: ${{ matrix.build_min == 'ON' }}
         id: docker_build_min
-        uses: docker/build-push-action@v5
+        uses: docker/build-push-action@v6
         with:
           file: ./docker/dev/${{ env.DART_VERSION }}/Dockerfile.${{ env.OS_VERSION }}-min
           push: true
           tags: ${{ env.DOCKER_REPO }}:${{ env.OS_VERSION }}-min-${{ env.DART_VERSION }}
       - name: Build and push
         id: docker_build
-        uses: docker/build-push-action@v5
+        uses: docker/build-push-action@v6
         with:
           file: ./docker/dev/${{ env.DART_VERSION }}/Dockerfile.${{ env.OS_VERSION }}
           push: true
@@ -166,7 +166,7 @@ jobs:
       # https://github.com/marketplace/actions/build-and-push-docker-images
       - name: Build and push
         id: docker_build
-        uses: docker/build-push-action@v5
+        uses: docker/build-push-action@v6
         with:
           file: ./docker/dev/${{ matrix.dart_version }}/${{ matrix.dockerfile }}
           platforms: ${{ matrix.platforms }}
@@ -221,7 +221,7 @@ jobs:
       # https://github.com/marketplace/actions/build-and-push-docker-images
       - name: Build and push
         id: docker_build
-        uses: docker/build-push-action@v5
+        uses: docker/build-push-action@v6
         with:
           file: ./docker/dev/${{ matrix.dart_version }}/${{ matrix.dockerfile }}
           platforms: ${{ matrix.platforms }}
@@ -259,7 +259,7 @@ jobs:
       # https://github.com/marketplace/actions/build-and-push-docker-images
       - name: Build and push
         id: docker_build
-        uses: docker/build-push-action@v5
+        uses: docker/build-push-action@v6
         with:
           file: ./docker/dev/${{ env.DART_VERSION }}/Dockerfile.${{ env.OS_VERSION }}
           push: true