fix: ensure the latest base images are pulled during multi-platform build

Author: lenoxys

.github/workflows/docker-publish-multi-platform.yml

@@ -36,6 +36,7 @@ jobs:
       - name: Build and push multi-platform image
         uses: docker/build-push-action@263435318d21b8e681c14492fe198d362a7d2c83 #6.18.0
         with:
+          pull: true # Always attempt to pull a newer version of the base images
           context: .
           platforms: linux/amd64,linux/arm64
           push: true