chore(deps): update docker/build-push-action action to v6

Author: renovate[bot]

.github/workflows/build.yml

@@ -31,7 +31,7 @@ jobs:
         uses: docker/setup-buildx-action@v1
       - name: Build Image
         id: docker_build
-        uses: docker/build-push-action@v2
+        uses: docker/build-push-action@v6
         with:
           push: false
           file: images/${{ matrix.path }}/${{ matrix.version }}/Dockerfile

.github/workflows/publish.yml

@@ -30,7 +30,7 @@ jobs:
         run: |
           echo ::set-output name=POST_TAG::$(git describe --tag | cut -d "-" -f 2,3)
       - name: Build and push ghcr.io
-        uses: docker/build-push-action@v1
+        uses: docker/build-push-action@v6
         with:
           registry: ghcr.io
           username: ${{ github.actor }}