chore(deps): update docker/build-push-action action to v6.18.0 (#434)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/build-multiarch.yml

@@ -66,7 +66,7 @@ jobs:
             type=sha
       - name: Build and push Docker image
         id: build-and-push
-        uses: docker/build-push-action@1dc73863535b631f98b2378be8619f83b136f4a0 # v6.17.0
+        uses: docker/build-push-action@263435318d21b8e681c14492fe198d362a7d2c83 # v6.18.0
         with:
           context: ${{ matrix.context }}
           platforms: linux/amd64,linux/arm64

.github/workflows/test.yml

@@ -48,7 +48,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@b5ca514318bd6ebac0fb2aedd5d36ec1b5c232a2 # v3.10.0
       - name: Build Docker image
-        uses: docker/build-push-action@1dc73863535b631f98b2378be8619f83b136f4a0 # v6.17.0
+        uses: docker/build-push-action@263435318d21b8e681c14492fe198d362a7d2c83 # v6.18.0
         with:
           context: virus/contrib/unofficial-sigs
           platforms: linux/amd64,linux/arm64