buildx failed with: ERROR: failed to solve: process "/bin/sh -c set -ex; OS_ARCH=\"$(uname -m)\"; case \"$OS_ARCH\" in x86_64) helm_arch=amd64 ;; aarch64) helm_arch=arm64 ;; *) false ;; esac; curl -fsSL https://get.helm.sh/helm-${HELM_VERSION}-linux-${helm_arch}.tar.gz | tar -xz --strip-components 1 -C /opt/venv/bin linux-${helm_arch}/helm; helm version" did not complete successfully: exit code: 2