Bump docker/build-push-action from 6.16.0 to 6.18.0 (#28)

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -25,7 +25,7 @@ jobs:
         run: docker buildx inspect --bootstrap
 
       - name: Build Docker image and store in cache
-        uses: docker/build-push-action@14487ce63c7a62a4a324b0bfb37086795e31c6c1
+        uses: docker/build-push-action@263435318d21b8e681c14492fe198d362a7d2c83
         with:
           context: .
           platforms: linux/amd64